Body |
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organised in 20 segments, 1 ocular segment followed by 19 appendage-bearing segments. |
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Ocular segment |
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bearing stalked compound eyes and rostral plate dorsally. |
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Compound eye |
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differentiable into two parts. |
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Proximal part of compound eye (stalk) |
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truncated cone-shaped. |
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About 0.8× as long (proximo-distally) as distal margin of the element. |
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About 0.9× as long (proximo-distally) as distal margin of the element. |
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Distal part of compound eye (cornea) |
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proximally-truncated ovoid like. |
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about 0.6× as long (proximo-distally) as wide (latero-medially). |
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with cornea with about 35 proximo-distally rows of ommatidia in anterior view. |
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with up to about 20 ommatidia per proximo-distally row of cornea in anterior view visible. |
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Appendage derivative of ocular segment |
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hypostome-labrum complex. |
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Labrum |
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lanceolate in ventral view. |
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about 0.9× as long (along posterior-anterior axis) as posterior-facing margin of the element. |
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Hypostome |
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overlapped by labrum in ventral view; anterior facing margin projecting under labrum. |
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1st post-ocular segment |
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Appendage of 1st post-ocular segment (antennula) |
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with 4 main elements and 3 flagella. |
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1st main element |
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tube-shaped. |
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about 3.2× as long (proximo-distally) as wide (latero-medially). |
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about 3.6× as long (proximo-distally) as wide (latero-medially). |
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2nd main element |
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truncated cone-shaped. |
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about 0.5× as long (proximo-distally) as 1st main element. Distal margin as wide (latero-medially) as that of 1st element. |
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about 0.6× as long (proximo-distally) as 1st main element. Distal margin as wide (latero-medially) as that of 1st element. |
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3rd main element |
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truncated cone-shaped. |
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about 0.5× as long (proximo-distally) as 1st main element. Distal margin as wide (latero-medially) as that of 1st element. |
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about 0.6× as long (proximo-distally) as 1st main element. Distal margin as wide (latero-medially) as that of 1st element. |
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about 0.7× as long (proximo-distally) as 1st main element. Distal margin as wide (latero-medially) as that of 1st element. |
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4th main element |
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tube-shaped. |
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not yet set off from flagella 2 and 3. |
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set off from flagella 2 and 3. |
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about 0.2× as long (proximo-distally) as 1st main element. Distal margin about 0.6× as wide (latero-medially) as that of 1st element. |
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about 0.4× as long (proximo-distally) as 1st main element. Distal margin about 0.8× as wide (latero-medially) as that of 1st element. |
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with single setae distally. |
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Flagellum 1 |
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arising from element 3. |
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subdivided into 6 elements. |
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subdivided into about 8 elements. |
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subdivided into about 32 elements. |
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with proximal element showing indications of future subdivision into 4 elements. |
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set off from antennula element 4 with apparent joints. |
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Flagellum 2 |
arising from element 4. |
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subdivided into 4 elements. |
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subdivided into about 27 elements. |
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with proximal element showing indications of future subdivision into 3 elements. |
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Flagellum 3 |
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arising from element 4. |
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undivided. |
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subdivided into about 14 elements. |
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about as long as the proximal element of flagellum 2. |
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with about 2 setae on the distal margin of every single element medially. |
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2nd post-ocular segment. |
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Appendage of 2nd post-ocular segment (antenna) |
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with coxa, basipod, endopod and exopod. |
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Coxa |
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tube-like shaped. |
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truncated-cone shaped. |
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about 0.9× as long (proximo-distally) as wide (latero-medially). |
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about 1.4× as long (proximo-distally) as wide (latero-medially). |
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about 2× as long (proximo-distally) as maximum width of the element (latero-medially). |
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Basipod |
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tube-shaped. |
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truncated-cone shaped. |
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not clearly set off from coxa. |
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about 1.5× as long (proximo-distally) as wide (latero-medially). |
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bearing endopod proximally and exopod distally. |
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Endopod |
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consisting of 3 main elements and flagellum. |
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1st main element |
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tube-shaped. |
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about 0.5× as long (proximo-distally) as wide (latero-medially). |
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about 0.8× as long (proximo-distally) as wide (latero-medially). |
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2nd main element |
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tube-shaped. |
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about 2.5× as long (proximo-distally) as 1st main element. Distal margin as wide (latero-medially) as that of 1st element. |
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about 2.9× as long (proximo-distally) as 1st main element. Distal margin as wide (latero-medially) as that of 1st element. |
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3rd main element |
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truncated cone-shaped. |
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about 3.3× as long (proximo-distally) as 1st main element. Distal margin about 1.3× as wide (latero-medially) as that of 1st element. |
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about 3.5× as long (proximo-distally) as 1st main element. Distal margin as wide (latero-medially) as that of 1st element. |
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Flagellum |
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subdivided in about 3 distal elements and one large, undivided element following proximally. |
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subdivided in about 25 elements. |
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about 1.5× as long (proximo-distally) as total length of main elements 1-3 of the endopod. |
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about 1.7× as long (proximo-distally) as total length of main elements 1-3 of the endopod. |
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Exopod |
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subelliptic in anterior view. |
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divided in proximal and distal part. |
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Proximal part |
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tube-shaped. |
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tube-shaped; twisted. |
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about 1.3× as long (proximo-distally) as maximum width of the element (medio-laterally). |
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about 3.3× as long (proximo-distally) as maximum width of the element (medio-laterally). |
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Distal Part |
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paddle-like shaped. |
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subelliptic in anterior view. |
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with about 45 setae indicated by insertions. |
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with about 80 setae indicated by insertions. |
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about 3× as long (proximo-distally) as maximum width (latero-medially) of the element. |
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about 3.4× as long (proximo-distally) as maximum width (latero-medially) of the element. |
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3rd post-ocular segment |
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Appendage of 3rd post-ocular segment (mandible) |
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without palpus. |
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with toothed part divided in pars incisivus and pars molaris by an almost orthogonal angle. |
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Pars incisivus |
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as single curved row. |
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with about 8 teeth. |
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Pars molaris |
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with single- and two-rowed part. |
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with single row proximal to pars incisivus and bearing about 5 teeth. |
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with two-rowed part distal to pars incisivus and bearing about 10 teeth. |
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Sternal outgrowth of 3rd post-ocular segment |
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paragnath |
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bipartite. |
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lobate; about 1.1× as long (proximo-distally) as maximum width (latero-medially). |
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guiding the movement of the mandibles. |
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with both parts bearing about 3 setae at proximal margin. |
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4th post-ocular segment |
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dorsally contributing to the headshield. |
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Appendage of 4th post-ocular segment (maxillula) |
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divided in coxa with coxal endite and basipod with basipodal endite. |
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coxa |
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subelliptic in ventral view (without the endite); with almost straight medial margin. |
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subrectangular in ventral view (without the endite). |
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about as long (proximo-distally) as maximum width (medio-laterally). |
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about 1.2× as long (proximo-distally) as maximum width (medio-laterally). |
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bearing lobe-like endite at the distal part of the medial margin. |
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coxal endite |
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subrectangular in posterior view; as medial outgrowth of coxa. |
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about 0.9× as long (medio-laterally) as maximum width (proximo-distally). |
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about 1.2× as long (medio-laterally) as maximum width (proximo-distally). |
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with distal margin bearing about 15 movable spines. |
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basipod |
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subtriangular in posterior view (without endite). |
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subtrapezoid in posterior view (without endite). |
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with distal margin about 0.5× as wide (latero-medially) as proximo-distal axis of the element. |
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with proximal margin about 0.6× as wide (latero-medially) as proximo-distal axis of the element. |
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with set off, lobe-like, subtriangular appendage (endo-/exopod?) on distal part of lateral margin. |
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with set off, subelliptic appendage (endo-/exopod?) on distal part of lateral margin. |
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with appendage (endo-/exopod?) about 2.3× as long (proximo-distally) as its proximal margin; with two setae visible on distal margin. |
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with appendage (endo-/exopod?) about 3× as long (proximo-distally) as maximum with of the element; without visible setae on distal margin. |
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basipodal endite |
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subtriangular in ventral view. |
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with one large spine and two slightly smaller/thinner spines on the distal end of the element. |
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with largest distal spine about 0.3× as long as the whole basipod (proximo-distally). |
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with largest distal spine about 0.4× as long as the whole basipod (proximo-distally). |
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5th post-ocular segment |
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dorsally contributing to the headshield. |
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Appendage of 5th post-ocular segment (maxilla) |
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divided in coxa, basipod and endopod (?). |
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coxa not yet set off from basipod; with endopod (?) distally. |
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coxa |
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with one lobe-like endite on medial margin. |
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with lobe-like endite bearing about 5 setae. |
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with lobe-like endite bearing about 10 setae. |
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with basal part subrectangular in proximal view; about 0.5× as long (proximo-distally) as maximum width (medio-laterally). |
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basipod |
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with two lobe-like endites on medial margin. |
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with proximal lobe-like endite bearing about 5 setae and distal endite bearing about 10 setae. |
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with basal part subrectangular in proximal view; about 0.4× as long (proximo-distally) as maximum width of the element (medio-laterally). |
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coxa + basipod |
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as complex structure; basal part subrectangular with 3 lobe-like endites on medial margin. |
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About 2× as long (proximo-distally) as maximum width of the element (medio-laterally) (without the outgrowths). |
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with about 10 setae visible on medial margin of the third (distal) outgrowth. |
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endopod (?) |
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appears bipartite. |
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proximal part |
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subrectangular on ventral view; with almost straight lateral margin and rounded medial margin. |
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with about 5 setae visible on medial margin. |
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with about 15 setae visible on medial margin. |
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about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
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about as long (proximo-distally) as maximum width of the element (medio-laterally). |
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distal part |
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lobe-like in ventral view. |
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without visible setae. |
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with about 15 setae visible on medial margin. |
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about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
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about 1.3× as long (proximo-distally) as maximum width of the element (medio-laterally). |
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6th post-ocular segment |
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Appendage of 6th post-ocular segment (maxiliped 1) |
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x |
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consisting of 6 main elements (numbered form distal to proximal). |
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1st main element |
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claw-like, poorly developed. |
x |
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not bearing any spines. |
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about 2× as long (proximo-distally) as proximal margin of the element. |
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about 2.3× as long (proximo-distally) as proximal margin of the element. |
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about 0.3× as long (proximo-distally) as lateral margin of 2nd main element. |
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2nd main element |
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elliptic in lateral view. |
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subcircular in lateral view. |
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with almost straight inner (posterior-facing) margin. |
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bearing about 10 setae. |
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bearing about 60 setae. |
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about 1.3× as long (proximo-distally) as maximum width of the element (antero-posteriorly). |
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about 1.5× as long (proximo-distally) as maximum width of the element (antero-posteriorly). |
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3rd main element |
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tube-shaped. |
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bearing about 20 setae. |
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bearing about 50 setae. |
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about 3.2× as long (proximo-distally) as wide (latero-medially). |
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about 5.4× as long (proximo-distally) as wide (latero-medially). |
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4th main element |
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slightly curved inwards. |
x |
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tube-like shaped; with thickened distal end. |
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without visible setae. |
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with about 5 setae visible on medial margin. |
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with medial and distal margin bearing about 20 setae. |
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about 7.5× as long (proximo-distally) as wide (latero-medially). |
x |
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about 8.3× as long (proximo-distally) as wide (latero-medially). |
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with distal margin about 1.5× as wide as proximal margin (latero-medially). |
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with distal margin about 2× as wide as proximal margin (latero-medially). |
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5th main element |
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x |
x |
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tube shaped, strongly curved inwards. |
x |
x |
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about 8× as long (proximo-distally) as wide (latero-medially). |
x |
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about 10× as long (proximo-distally) as wide (latero-medially). |
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x |
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6th main element |
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x |
x |
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tube-shaped. |
x |
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truncated-cone shaped. |
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x |
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about 2.2× as long (proximo-distally) as wide (latero-medially). |
x |
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about 2.3× as long (proximo-distally) as proximal margin of the element. |
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Epipod |
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x |
x |
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kidney-shaped in lateral view. |
x |
x |
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leaf-like arising from proximo-lateral edge of 6th main element. |
x |
x |
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about 0.7× as long (proximo-distally) as wide (latero-medially). |
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x |
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about 0.9× as long (proximo-distally) as wide (latero-medially). |
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missing. |
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7th post-ocular segment |
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x |
x |
Appendage of 7th post-ocular segment (maxiliped 2) |
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x |
x |
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consisting of 6 main elements (numbered from distal to proximal). |
x |
x |
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1st main element |
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x |
x |
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claw-like, strongly developed. |
x |
x |
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straight, spear-like and slender. |
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not bearing any spines. |
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x |
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with distal end slightly curved inwards. |
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curved inwards. |
x |
x |
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about 5.5× as long (proximo-distally) as proximal margin of the element. |
x |
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about 6.7× as long (proximo-distally) as proximal margin of the element. |
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x |
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about 2.1× as long (proximo-distally) as maximum width of the element (latero-medially). |
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x |
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about 0.9× as long (proximo-distally) as lateral margin of 2nd main element. |
x |
x |
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2nd main element |
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x |
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elliptic in lateral view. |
x |
x |
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about 2.2× as long (proximo-distally) as maximum width of the element (latero-medially). |
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x |
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about 2.5× as long (proximo-distally) as maximum width of the element (latero-medially). |
x |
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with lateral margin bearing about 30 small spines. |
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with lateral margin bearing about 60 small spines. |
x |
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with small groove at the lateral margin at the height of the distal end of main element 1 when folded back. |
x |
x |
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with triangular spine projecting at the proximal margin from the groove. |
x |
x |
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with proximal margin of the spine about 0.6× as wide (latero-medially) as proximo-distally axis of the spine. |
x |
x |
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3rd main element |
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x |
x |
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bell-shaped. |
x |
x |
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with distal margin about 0.9× as wide (latero-medially) as proximo-distal axis of the element. |
x |
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with distal margin about as wide (latero-medially) as proximo-distal axis of the element. |
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x |
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4th main element |
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x |
x |
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subelliptic in lateral view, with saddle on distal half of the element. |
x |
x |
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proximally tapered tube-like, with saddle on distal half of the element. |
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slightly curved outwards. |
x |
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about 2.7× as long (proximo-distally) as maximum width of the element (latero-medially). |
x |
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|
|
about 2.9× as long (proximo-distally) as maximum width of the element (latero-medially). |
|
x |
|
|
with saddle about 0.1× as deep (latero-medially) as the maximum width of the element (latero-medially). |
|
x |
|
|
with saddle about 0.2× as deep (latero-medially) as latero-medially axis of the element. |
x |
|
|
5th main element |
|
x |
x |
|
|
truncated cone-shaped. |
x |
x |
|
|
with distal margin about 0.4× as wide (latero-medially) as proximo-distal axis of the element. |
x |
|
|
|
with distal margin about 0.5× as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
6th main element |
|
x |
x |
|
|
tube-shaped. |
x |
x |
|
|
about 1.5× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
|
about 1.7× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
Epipod |
|
x |
x |
|
|
missing. |
|
x |
|
|
subcircular in lateral view. |
x |
|
|
|
leaf-like arising from proximo-lateral edge of 6th main element. |
x |
|
|
|
about 0.6× as long (proximo-distally) as maximum width of the element (latero-medially). |
x |
|
|
8th post-ocular segment |
|
x |
x |
Appendage of 8th post-ocular segment (maxiliped 3) |
|
|
x |
x |
|
|
consisting of 6 main elements (numbered form distal to proximal). |
x |
x |
|
1st main element |
|
x |
x |
|
|
claw-like. |
x |
x |
|
|
not bearing any spines. |
|
x |
|
|
about 4.2× as long (proximo-distally) as proximal margin of the element. |
|
x |
|
|
about 4.3× as long (proximo-distally) as proximal margin of the element. |
x |
|
|
|
about 0.8× as long (proximo-distally) as lateral margin of 2nd main element. |
|
x |
|
2nd main element |
|
x |
x |
|
|
subcircular in lateral view. |
x |
x |
|
|
about 1.1× as long (proximo-distally) as maximum width of the element (latero-medially). |
|
x |
|
|
about 1.3× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
|
with almost straight distal and proximal margin. |
x |
|
|
|
with almost straight medial margin. |
|
x |
|
|
with proximal margin of the spine about 0.5× as wide (latero-medially) as proximo-distally axis of the spine. |
|
x |
|
|
with about 5 setae visible. |
|
x |
|
|
with about 15 setae visible. |
x |
|
|
|
with single spine projecting from proximal part of the lateral margin. |
x |
x |
|
|
with proximal margin of the spine about 0.3× as wide (latero-medially) as proximo-distally axis of the spine. |
x |
|
|
|
with spine about 0.1× as long as lateral margin of the 2nd main element. |
x |
x |
|
3rd main element |
|
x |
x |
|
|
truncated cone-shaped. |
x |
x |
|
|
with distal margin about 0.8× as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
|
with distal margin about 1.2× as wide (latero-medially) as proximo-distal axis of the element. |
x |
|
|
|
bearing about 5 setae. |
|
x |
|
|
bearing about 10 setae. |
x |
|
|
|
with single spine projecting from the distal end of the lateral margin. |
x |
x |
|
|
with proximal margin of the spine about 0.2× as wide (latero-medially) as proximo-distally axis of the spine. |
x |
x |
|
|
with spine about 0.3× as long as lateral margin of the 3rd main element. |
x |
x |
|
4th main element |
|
x |
x |
|
|
tube-like shaped, slightly curved outwards. |
x |
|
|
|
truncated cone-shaped, slightly curved inwards. |
|
x |
|
|
with distal margin about 0.3× as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
|
about 4.2× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
|
without visible setae. |
|
x |
|
|
with about 3 setae visible on medial margin. |
x |
|
|
5th main element |
|
x |
x |
|
|
tube shaped, slightly curved inwards. |
x |
|
|
|
tube-like shaped, slightly s-shaped. |
|
x |
|
|
about 8.5× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
|
about 8.8× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
6th main element |
|
x |
x |
|
|
tube shaped. |
x |
|
|
|
truncated cone-shaped. |
|
x |
|
|
with proximal margin about 0.9× as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
|
about 2.8× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
Epipod |
|
x |
x |
|
|
missing. |
x |
|
|
|
heart-like shaped in lateral view. |
|
x |
|
|
about 0.7× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
|
leaf-like arising from proximo-lateral edge of 6th main element. |
|
x |
|
|
with distinct vein-like structure central and surrounding the epipod. |
|
x |
|
9th post-ocular segment |
|
x |
x |
Appendage of 9th post-ocular segment (maxiliped 4) |
|
|
x |
x |
|
|
consisting of 6 main elements (numbered form distal to proximal). |
x |
x |
|
1st main element |
|
x |
x |
|
|
claw-like. |
x |
x |
|
|
not bearing any spines. |
|
x |
|
|
about 5× as long (proximo-distally) as proximal margin of the element. |
x |
x |
|
|
about 0.7× as long (proximo-distally) as lateral margin of 2nd main element. |
x |
|
|
|
about 0.8× as long (proximo-distally) as lateral margin of 2nd main element. |
|
x |
|
2nd main element |
|
x |
x |
|
|
subcircular in lateral view. |
x |
x |
|
|
with almost straight distal and proximal margin. |
x |
|
|
|
about as long (proximo-distally) as wide (latero-medially). |
x |
|
|
|
about 1.2× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
|
without visible spines on lateral margin. |
|
x |
|
|
with lateral margin bearing about 10 small spines and two slightly larger spines. |
x |
|
|
|
without visible setae. |
|
x |
|
|
about 20 setae visible. |
x |
|
|
3rd main element |
|
x |
x |
|
|
truncated cone-shaped. |
x |
x |
|
|
without visible setae. |
|
x |
|
|
with distal margin about as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
|
with distal margin about 0.8× as wide (latero-medially) as proximo-distal axis of the element. |
x |
|
|
|
with about 10 setae visible. |
x |
|
|
|
without visible spines on lateral margin. |
|
x |
|
|
with single spine projecting from the distal end of the lateral margin. |
x |
|
|
|
with proximal margin of the spine about 0.2× as wide (latero-medially) as proximo-distally axis of the spine. |
x |
|
|
|
with spine about 0.3× as long as lateral margin of the 3rd main element. |
x |
|
|
4th main element |
|
x |
x |
|
|
tube-like shaped. |
x |
|
|
|
truncated cone-shaped. |
|
x |
|
|
with distal margin about 0.4× as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
|
about 2.3× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
|
without visible setae. |
|
x |
|
|
with about 10 setae visible on medial margin. |
x |
|
|
5th main element |
|
x |
x |
|
|
tube shaped, slightly curved outwards. |
x |
x |
|
|
about 5.9× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
|
about 8.3× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
6th main element |
|
x |
x |
|
|
tube-like shaped. |
x |
|
|
|
truncated cone-shaped. |
|
x |
|
|
with proximal margin about as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
|
about 1.6× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
Epipod |
|
x |
x |
|
|
heart-like shaped in lateral view. |
x |
x |
|
|
leaf-like arising from proximo-lateral edge of 6th main element. |
x |
x |
|
|
with distinct vein-like structure central and surrounding the epipod. |
|
x |
|
|
about 0.8× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
|
about 0.9× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
10th post-ocular segment |
|
x |
x |
Appendage of 10th post-ocular segment (maxiliped 5) |
|
consisting of 6 main elements (numbered from distal to proximal). |
x |
x |
|
1st main element |
|
x |
x |
|
|
claw-like. |
x |
x |
|
|
not bearing any spines. |
|
x |
|
|
about 0.6× as long (proximo-distally) as lateral margin of 2nd main element. |
x |
x |
|
|
about 2.3× as long (proximo-distally) as proximal margin of the element. |
|
x |
|
|
about 3.6× as long (proximo-distally) as proximal margin of the element. |
x |
|
|
2nd main element |
|
x |
x |
|
|
subelliptic in lateral view. |
x |
x |
|
|
about 1.3× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
|
about 1.7× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
|
without visible setae. |
|
x |
|
|
bearing about 10 setae. |
x |
|
|
|
without visible spines on lateral margin. |
|
x |
|
|
with single spine projecting from proximal part of the lateral margin. |
x |
|
|
|
with proximal margin of the spine about 0.4× as wide (latero-medially) as proximo-distally axis of the spine. |
x |
|
|
|
with spine about 0.1× as long as lateral margin of the 2nd main element. |
x |
|
|
3rd main element |
|
x |
x |
|
|
truncated cone-shaped. |
x |
x |
|
|
with distal margin about 0.9× as wide (latero-medially) as proximo-distal axis of the element. |
x |
|
|
|
with distal margin about as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
|
without visible setae. |
|
x |
|
|
bearing about 5 setae. |
x |
|
|
|
without visible spines on lateral margin. |
|
x |
|
|
with single spine projecting from the distal end of the lateral margin. |
x |
|
|
|
with proximal margin of the spine about 0.2× as wide (latero-medially) as proximo-distally axis of the spine. |
x |
|
|
|
with spine about 0.3× as long as lateral margin of the 3rd main element. |
x |
|
|
4th main element |
|
x |
x |
|
|
truncated cone-shaped. |
x |
|
|
|
tube-like shaped. |
|
x |
|
|
with distal margin about 0.4× as wide (latero-medially) as proximo-distal axis of the element. |
x |
|
|
|
with distal margin about 0.6× as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
|
without visible setae. |
|
x |
|
|
with about 5 setae visible on medial margin. |
x |
|
|
5th main element |
|
x |
x |
|
|
tube shaped, curved outwards. |
x |
x |
|
|
about 4.6× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
|
about 7.3× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
|
without visible setae. |
|
x |
|
|
with about 10 setae visible on medial margin. |
x |
|
|
6th main element |
|
x |
x |
|
|
truncated cone-shaped. |
x |
|
|
|
tube shaped. |
|
x |
|
|
about 2.3× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
|
with proximal margin about 0.7× as wide (latero-medially) as proximo-distal axis of the element. |
x |
|
|
Epipod |
|
x |
x |
|
|
missing. |
|
|
|
|
heart-like shaped in lateral view. |
x |
x |
|
|
with distinct vein-like structure central and surrounding the epipod. |
|
x |
|
|
leaf-like arising from proximo-lateral edge of 6th main element. |
x |
x |
|
|
about 0.7× as long (proximo-distally) as wide (latero-medially). |
x |
|
|
|
about 0.9× as long (proximo-distally) as wide (latero-medially). |
|
x |
|
11th post-ocular segment |
|
x |
x |
Appendage of 11th post-ocular segment (thoracopod 6) |
|
|
x |
x |
|
|
as bifid, but undivided structure. Future subdivision into coxa, basipod, endopod and exopod indicated, but no functional joints apparent. |
|
x |
|
|
with coxa, basipod, endopod and exopod. |
x |
|
|
Coxa |
|
x |
x |
|
|
tube-shaped to slightly conical (tapered distally). |
|
x |
|
|
tube-shaped. |
x |
|
|
|
about 1.2× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
|
with proximal margin about 2× as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
Basipod |
|
x |
x |
|
|
tube-shaped. |
x |
x |
|
|
about 2× as long (proximal-distally) as wide (latero-medially). |
|
x |
|
|
about 4.1× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
Inner branch (endopod?) |
|
x |
x |
|
|
as undifferentiated lobe. |
|
x |
|
|
as a single, elongate paddle. |
x |
|
|
|
about 4× as long (proximal-distally) as wide (latero-medially). |
|
x |
|
|
about 6× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
|
about 0.6× as long (proximal-distally) as outer branch. |
x |
|
|
|
about 0.7× as long (proximal-distally) as outer branch. |
|
x |
|
Outer branch (exopod?) |
|
x |
x |
|
|
as undifferentiated lobe. |
|
x |
|
|
about 2.5× as long (proximal-distally) as wide (latero-medially). |
|
x |
|
|
bipartite. |
x |
|
|
Proximal element of outer branch |
|
x |
|
|
|
tube-shaped. |
x |
|
|
|
with distal margin drawn-out and slightly overlapping distal element of outer branch (in medial view). |
x |
|
|
|
about 4.6× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
Distal element of outer branch |
|
x |
|
|
|
paddle-shaped. |
x |
|
|
|
about 3× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
12th post-ocular segment |
|
x |
x |
Appendage of 12th post-ocular segment (thoracopod 7) |
|
|
x |
x |
|
|
as bifid, but undivided structure. Future subdivision into coxa, basipod, endopod and exopod indicated, but no functional joints apparent. |
|
x |
|
|
vermicular, undifferentiated, hardly developed. |
|
|
|
|
with coxa, basipod, endopod and exopod. |
x |
|
|
Coxa |
|
x |
x |
|
|
tube-shaped. |
x |
|
|
|
tube-shaped to slightly conical (tapering distally). |
|
x |
|
|
about 1.1× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
|
with proximal margin about 1.8× as wide (latero-medially) as proximo-distal axis of the element. |
|
x |
|
Basipod |
|
x |
x |
|
|
tube-shaped. |
x |
x |
|
|
about 2× as long (proximal-distally) as wide (latero-medially). |
|
x |
|
|
about 4.7× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
Inner branch (endopod?) |
|
x |
x |
|
|
as undifferentiated lobe. |
|
x |
|
|
about 3.3× as long (proximal-distally) as wide (latero-medially). |
|
x |
|
|
about 0.7× as long (proximal-distally) as outer branch. |
|
x |
|
|
as a single, elongate paddle. |
x |
|
|
|
about 4× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
|
about 0.6× as long (proximal-distally) as outer branch. |
x |
|
|
Outer branch (exopod?) |
|
x |
x |
|
|
as undifferentiated lobe. |
|
x |
|
|
about 3.3× as long (proximal-distally) as wide (latero-medially). |
|
x |
|
|
bipartite. |
x |
|
|
Proximal element of outer branch |
|
x |
|
|
|
tube-shaped. |
x |
|
|
|
with distal margin drawn-out and slightly overlapping distal element of outer branch (in medial view). |
x |
|
|
|
about 5.6× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
Distal element of outer branch |
|
x |
|
|
|
paddle-shaped. |
x |
|
|
|
about 2.7× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
13th post-ocular segment |
|
x |
x |
Appendage of 13th post-ocular segment (thoracopod 8) |
|
|
x |
x |
|
|
as bifid, but undivided structure. Future subdivision into coxa, basipod, endopod and exopod indicated, but no functional joints apparent. |
|
x |
|
|
vermicular, undifferentiated, hardly developed. |
|
|
|
|
with coxa, basipod, endopod and exopod. |
x |
|
|
Coxa |
|
x |
x |
|
|
tube-shaped to slightly conical (tapering distally). |
|
x |
|
|
tube-shaped. |
x |
|
|
|
about as long (proximal-distally) as wide (latero-medially). |
x |
|
|
|
with proximal margin about 1.4× as wide (latero-medially) as proximo-distal axis of the element. |
x |
|
|
Basipod |
|
x |
x |
|
|
tube-shaped. |
x |
x |
|
|
about 2.5× as long (proximal-distally) as wide (latero-medially). |
|
x |
|
|
about 6.2× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
Inner branch (endopod?) |
|
x |
x |
|
|
as undifferentiated lobe. |
|
x |
|
|
about 3.8× as long (proximal-distally) as wide (latero-medially). |
|
x |
|
|
about 0.7× as long (proximal-distally) as outer branch. |
|
x |
|
|
as a single, elongate paddle. |
x |
|
|
|
about 5.8× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
|
about 0.6× as long (proximal-distally) as outer branch. |
x |
|
|
Outer branch (exopod?) |
|
x |
x |
|
|
as undifferentiated lobe. |
|
x |
|
|
about 3.8× as long (proximal-distally) as wide (latero-medially). |
|
x |
|
|
bipartite. |
x |
|
|
Proximal element of outer branch |
|
x |
|
|
|
tube-shaped. |
x |
|
|
|
with distal margin drawn-out and slightly overlapping distal element of outer branch (in medial view). |
x |
|
|
|
about 6× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
Distal element of outer branch |
|
x |
|
|
|
paddle-shaped. |
x |
|
|
|
about 2.8× as long (proximal-distally) as wide (latero-medially). |
x |
|
|
14th post-ocular segment |
|
x |
x |
Appendage of 14th post-ocular segment (pleopod 1) |
|
|
x |
x |
|
|
with basipod carrying endopod and exopod. |
x |
x |
|
Basipod |
|
x |
x |
|
|
square-shaped in anterior view. |
x |
|
|
|
rectangular in anterior view. |
|
x |
|
|
about as long (proximo-distally) as wide (medio-laterally). |
x |
|
|
|
about 1.5× as long (proximo-distally) as wide (medio-laterally). |
|
x |
|
Endopod |
|
x |
x |
|
|
bipartite. |
|
x |
|
|
tripartite. |
x |
|
|
|
with clear, functional subdivision by straight lines. |
x |
|
|
|
with subdivision in proximal and distal part indicated by notch on medial and lateral margin. |
|
x |
|
|
straight, paddle-shaped. |
x |
x |
|
Proximal part |
|
x |
x |
|
|
semi-elliptic in anterior view. |
x |
x |
|
|
distally with oblique transition line. |
x |
x |
|
|
about 1.1× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
about 1.3× as long maximum (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
with about 15 setae indicated by insertions on medial margin. |
x |
x |
|
|
with future subdivison in proximal and medial part indicated by slight notches on lateral and medial margin. |
|
x |
|
|
with almost straight medial margin. |
|
|
|
Medial part |
|
x |
x |
|
|
triangular in anterior view. |
x |
|
|
|
with lateral margin about 0.8× as long (proximo-distal axis of the endopod) as maximum width of the element (medio-lateral axis of the endopod). |
x |
|
|
|
not yet set of from proximal part. |
|
x |
|
Distal part |
|
x |
x |
|
|
semi-elliptic in anterior view. |
x |
x |
|
|
proximally with oblique transition line. |
x |
|
|
|
with transition to proximal part indicated by notch on medial and lateral margin. |
|
x |
|
|
about 1.2× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about 1.3× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 25 setae indicated by insertions. |
|
x |
|
|
with about 30 setae indicated by insertions. |
x |
|
|
|
with medial margin bearing vermicular process proximally. |
x |
x |
|
|
with process about 0.2× as long (proximo-distally) as length of the distal part (proximo-distally). |
|
x |
|
|
with process about 0.3× as long (proximo-distally) as length of the distal part (proximo-distally). |
x |
|
|
Exopod |
|
x |
x |
|
|
bipartite. |
x |
x |
|
|
straight, paddle-shaped. |
x |
x |
|
|
with clear, functional subdivision. |
x |
|
|
|
with subdivision in proximal and distal part indicated by notch on medial and lateral margin. |
|
x |
|
Proximal part |
|
x |
x |
|
|
subtriangular in anterior view, proximally truncated; carrying a gill antero-medially. |
x |
x |
|
|
distally with transition line perpendicular to main axis of the exopod. |
|
|
|
|
distally with slightly convex transition line. |
x |
x |
|
|
about 1.4× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
x |
|
|
without indications of setae. |
|
x |
|
|
with about 3 setae indicated by insertions at the distal indentations. |
|
x |
|
|
with about 5 setae indicated by insertions on lateral margin. |
x |
|
|
Gill |
|
x |
x |
|
|
branched, with 3 branches. |
|
x |
|
|
with about 15 branches. |
x |
|
|
Distal part |
|
x |
x |
|
|
ovoid in anterior view. |
x |
x |
|
|
about as long (proximo-distally) as maximum width of the element (latero-medially). |
|
x |
|
|
about 1.1× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 40 setae indicated by insertions. |
x |
x |
|
15th post-ocular segment |
|
x |
x |
Appendage of 15th post-ocular segment (pleopod 2) |
|
|
x |
x |
|
|
with basipod carrying endopod and exopod. |
x |
x |
|
Basipod |
|
x |
x |
|
|
sub-square shaped in anterior view. |
x |
|
|
|
rectangular in anterior view. |
|
x |
|
|
about 0.9× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
about 1.3× as long (proximo-distally) as wide (medio-laterally). |
|
x |
|
Endopod |
|
x |
x |
|
|
bipartite. |
|
x |
|
|
tripartite. |
x |
|
|
|
straight, paddle-shaped. |
x |
x |
|
|
with clear, functional subdivision by transition line. |
x |
|
|
|
with subdivision in proximal and distal part indicated by notch on medial and lateral margin. |
|
x |
|
Proximal part |
|
x |
x |
|
|
semi-circular in anterior view. |
x |
|
|
|
semi-elliptic in anterior view. |
|
x |
|
|
distally with oblique transition line. |
x |
x |
|
|
about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
about 1.2× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
with future subdivison in proximal and medial part indicated by slight notches on lateral and medial margin. |
|
x |
|
|
with about 10 setae indicated by insertions on medial margin. |
|
x |
|
|
with about 20 setae indicated by insertions. |
x |
|
|
Medial part |
|
x |
x |
|
|
triangular in anterior view. |
x |
|
|
|
with lateral margin about 0.7× as long (proximo-distal axis of the endopod) as maximum width of the element (medio-lateral axis of the endopod). |
x |
|
|
|
not yet set of from proximal part. |
|
x |
|
Distal part |
|
x |
x |
|
|
semi-elliptic in anterior view. |
x |
x |
|
|
proximally with oblique transition line. |
x |
|
|
|
with transition line to proximal part indicated by notch on medial and lateral margin. |
|
x |
|
|
about 0.9× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 30 setae indicated by insertions. |
|
x |
|
|
with about 35 setae indicated by insertions. |
x |
|
|
|
with medial margin bearing vermicular process proximally. |
x |
x |
|
|
with process about 0.2× as long (proximo-distally) as length of the distal part (proximo-distally). |
x |
|
|
|
with process about 0.3× as long (proximo-distally) as length of the distal part (proximo-distally). |
|
x |
|
Exopod |
|
x |
x |
|
|
bipartite. |
x |
x |
|
|
straight, paddle-shaped. |
x |
x |
|
|
with clear, functional subdivision by transition line. |
x |
|
|
|
with subdivision in proximal and distal part indicated by notch on medial and lateral margin. |
|
x |
|
Proximal part |
|
x |
x |
|
|
subtriangular in anterior view, proximally truncated; carrying a gill antero-medially. |
x |
x |
|
|
distally with slightly convex transition line. |
x |
x |
|
|
about 1.1× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about 1.6× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
without indications of setae. |
x |
x |
|
|
with 1 setae indicated by insertion on lateral margin and 2 on medial margin. |
x |
|
|
Gill |
|
x |
x |
|
|
branched, with 3 branches. |
|
x |
|
|
with about 30 branches. |
x |
|
|
Distal part |
|
x |
x |
|
|
subcircular in anterior view. |
x |
|
|
|
ovoid in anterior view. |
|
x |
|
|
about 0.9× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about 1.1× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 30 setae indicated by insertions. |
|
|
|
|
with about 40 setae indicated by insertions. |
x |
x |
|
16th post-ocular segment |
|
x |
x |
Appendage of 16th post-ocular segment (pleopod 3) |
|
|
x |
x |
|
|
with basipod carrying endopod and exopod. |
x |
x |
|
Basipod |
|
x |
x |
|
|
sub-square shaped in anterior view. |
x |
|
|
|
rectangular in anterior view. |
|
x |
|
|
about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
about 1.3× as long (proximo-distally) as wide (medio-laterally). |
|
x |
|
|
about 1.9× as long maximum (proximo-distally) as maximum width of the element (latero-medially). |
|
|
|
Endopod |
|
x |
x |
|
|
bipartite. |
|
x |
|
|
tripartite. |
x |
|
|
|
straight, paddle-shaped. |
x |
x |
|
|
with clear, functional subdivision by transition line. |
x |
|
|
|
with subdivision in proximal and distal part indicated by notch on medial and lateral margin. |
|
x |
|
Proximal part |
|
x |
x |
|
|
semi-circular in anterior view. |
x |
|
|
|
semi-elliptic in anterior view. |
|
x |
|
|
distally with oblique transition line. |
x |
x |
|
|
with future subdivison in proximal and medial part indicated by slight notches on lateral and medial margin. |
|
x |
|
|
about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
about as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
with about 15 setae indicated by insertions on medial margin. |
x |
x |
|
Medial part |
|
x |
x |
|
|
triangular in anterior view. |
x |
|
|
|
with lateral margin about 0.6× as long (proximo-distal axis of the endopod) as maximum width of the element (medio-lateral axis of the endopod). |
x |
|
|
|
not yet set of from proximal part. |
|
x |
|
Distal part |
|
x |
x |
|
|
semi-elliptic in anterior view. |
x |
x |
|
|
future subdivision (straight transition line proximally) indicated by notch on medial and lateral margin. |
|
x |
|
|
proximally with oblique transition line. |
x |
|
|
|
about 0.9× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 30 setae indicated by insertions. |
|
x |
|
|
with about 35 setae indicated by insertions. |
x |
|
|
|
with medial margin bearing vermicular process proximally. |
x |
x |
|
|
with process about 0.3× as long (proximo-distally) as length of the distal part (proximo-distally). |
x |
x |
|
Exopod |
|
x |
x |
|
|
bipartite. |
x |
x |
|
|
straight, paddle-shaped. |
x |
x |
|
|
with clear, functional subdivision by transition line. |
x |
|
|
|
with subdivision in proximal and distal part indicated by notch on medial and lateral margin. |
|
x |
|
Proximal part |
|
x |
x |
|
|
subtriangular in anterior view, proximally truncated; carrying a gill antero-medially. |
x |
x |
|
|
distally with transition line almost perpendicular to main axis of the exopod. |
|
|
|
|
distally with slightly convex transition line. |
x |
x |
|
|
about 1.1× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about 1.4× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
without indications of setae. |
|
x |
|
|
with about 3 setae indicated by insertions on the lateral margin. |
x |
|
|
Gill |
|
x |
x |
|
|
branched, with 4 branches. |
|
x |
|
|
branched, with about 25 branches. |
x |
|
|
Distal part |
|
x |
x |
|
|
ovoid in anterior view. |
x |
|
|
|
subcircular in anterior view. |
|
x |
|
|
about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 40 setae indicated by insertions. |
|
x |
|
|
with about 55 setae indicated by insertions. |
x |
|
|
17th post-ocular segment |
|
x |
x |
Appendage of 17th post-ocular segment (pleopod 4) |
|
|
x |
x |
|
|
with basipod carrying endopod and exopod. |
x |
x |
|
Basipod |
|
x |
x |
|
|
sub-square shaped in anterior view. |
x |
|
|
|
subrectangular in anterior view. |
|
x |
|
|
about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
about 1.1× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
Endopod |
|
x |
x |
|
|
bipartite. |
|
x |
|
|
tripartite. |
x |
|
|
|
straight, paddle-shaped. |
x |
x |
|
|
with clear, functional subdivision by transition line. |
x |
x |
|
Proximal part |
|
x |
x |
|
|
semi-circular in anterior view. |
x |
x |
|
|
distally with oblique transition line. |
x |
x |
|
|
with future subdivison in proximal and medial part indicated by slight notches on lateral and medial margin. |
|
x |
|
|
about 0.7× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
with about 20 setae indicated by insertion on medial margin. |
|
x |
|
|
with about 22 setae indicated by insertion on medial margin. |
x |
|
|
Medial part |
|
x |
x |
|
|
triangular in anterior view. |
x |
|
|
|
with lateral margin about 0.6× as long (proximo-distal axis of the endopod) as maximum width of the element (medio-lateral axis of the endopod). |
x |
|
|
|
not yet set of from proximal part. |
|
x |
|
Distal part |
|
x |
x |
|
|
semi-elliptic in anterior view. |
x |
x |
|
|
proximally with oblique transition line. |
x |
|
|
|
about 0.9× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
x |
|
|
with about 30 setae indicated by insertions. |
|
x |
|
|
with about 35 setae indicated by insertions. |
x |
|
|
|
with medial margin bearing vermicular process proximally. |
x |
x |
|
|
with process about 0.3× as long (proximo-distally) as length of the distal part (proximo-distally). |
x |
x |
|
Exopod |
|
x |
x |
|
|
bipartite. |
x |
x |
|
|
straight, paddle-shaped. |
x |
x |
|
|
with clear, functional subdivision by transition line. |
x |
x |
|
Proximal part |
|
x |
x |
|
|
subtriangular in anterior view, proximally truncated; carrying a gill antero-medially. |
x |
x |
|
|
distally with slightly convex transition line. |
x |
x |
|
|
about 1.1× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about 1.2× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 1 setae indicated by insertions on the lateral margin distally. |
x |
x |
|
Gill |
|
x |
x |
|
|
branched, with 4 branches. |
|
x |
|
|
branched, with about 25 branches. |
x |
|
|
Distal part |
|
x |
x |
|
|
ovoid in anterior view. |
x |
|
|
|
semi-circular in anterior view. |
|
x |
|
|
about 0.7× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about 0.9× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 45 setae indicated by insertions. |
|
x |
|
|
with about 50 setae indicated by insertions. |
x |
|
|
18th post-ocular segment |
|
x |
x |
Appendage of 18th post-ocular segment (pleopod 5) |
|
|
x |
x |
|
|
with basipod carrying endopod and exopod. |
x |
x |
|
Basipod |
|
x |
x |
|
|
trapezoidal in anterior view; with rounded corners. |
x |
x |
|
|
with convex distal edge. |
x |
x |
|
|
about 0.4× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
about 0.7× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
distal edge about 1.3× as wide (medio-laterally) as proximal edge (medio-laterally). |
x |
|
|
|
distal edge about 1.4× as wide (medio-laterally) as proximal edge (medio-laterally). |
|
x |
|
Endopod |
|
x |
x |
|
|
bipartite. |
|
x |
|
|
tripartite. |
x |
|
|
|
straight, paddle-shaped. |
x |
x |
|
|
with clear, functional subdivision by transition line. |
x |
x |
|
Proximal part |
|
x |
x |
|
|
semi-circular in anterior view. |
x |
x |
|
|
distally with transition line almost perpendicular to main axis of the endopod. |
|
x |
|
|
distally with oblique transition line. |
x |
|
|
|
with future subdivison in proximal and medial part indicated by slight notches on lateral and medial margin. |
|
x |
|
|
about 0.6× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
about 0.7× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
with about 10 setae on medial margin. |
|
x |
|
|
with about 15 setae indicated by insertions on medial margin. |
x |
|
|
Medial part |
|
x |
x |
|
|
triangular in anterior view. |
x |
|
|
|
with lateral margin about 0.5× as long (proximo-distal axis of the endopod) as maximum width of the element (medio-lateral axis of the endopod). |
x |
|
|
|
not yet set of from proximal part. |
|
x |
|
Distal part |
|
x |
x |
|
|
semi-elliptic in anterior view. |
x |
x |
|
|
proximally with oblique transition line. |
x |
|
|
|
about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about 0.9× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 30 setae indicated by insertions. |
|
x |
|
|
with about 40 setae indicated by insertions. |
x |
|
|
|
with medial margin bearing vermicular process proximally. |
x |
x |
|
|
with process about 0.3× as long (proximo-distally) as length of the distal part (proximo-distally). |
x |
|
|
|
with process about 0.4× as long (proximo-distally) as length of the distal part (proximo-distally). |
|
x |
|
Exopod |
|
x |
x |
|
|
bipartite. |
x |
x |
|
|
straight, paddle-shaped. |
x |
x |
|
|
with clear, functional subdivision by transition line. |
x |
x |
|
Proximal part |
|
x |
x |
|
|
subtriangular in anterior view, proximally truncated; carrying a gill antero-medially. |
X |
X |
|
|
distally with slightly convex transition line. |
x |
x |
|
|
about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about 1.2× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 3 setae indicated by insertions on lateral margin distally. |
|
x |
|
|
with about 15 setae indicated by insertions on lateral margin. |
x |
|
|
Gill |
|
x |
x |
|
|
branched, with 4 branches. |
|
x |
|
|
branched, with about 30 branches. |
x |
|
|
Distal part |
|
x |
x |
|
|
subcircular in anterior view. |
x |
x |
|
|
about 0.7× as long (proximo-distally) as maximum width of the element (medio-laterally). |
|
x |
|
|
about 0.8× as long (proximo-distally) as maximum width of the element (medio-laterally). |
x |
|
|
|
with about 40 setae indicated by insertions. |
|
x |
|
|
with about 55 setae indicated by insertions. |
x |
|
|
19th post-ocular segment |
|
x |
x |
Appendage of 19th post-ocular segment (uropod) |
|
|
x |
x |
|
|
with basipod carrying endopod and exopod. |
x |
x |
|
Basipod |
|
x |
x |
|
|
with basal part and drawn-out part. |
x |
x |
|
|
about 3.3× as long (proximo-distally) as maximum width (latero-medially) of the total element. |
x |
|
|
|
about 4.2× as long (proximo-distally) as maximum width (latero-medially) of the total element. |
|
x |
|
Basal part of basipod |
|
x |
x |
|
|
subrectangular in ventral view. |
x |
x |
|
|
with straight lateral margin and medial margin curved inwards. |
x |
x |
|
|
about 1.1× as long (proximo-distally) as maximum width (latero-medially). |
x |
|
|
|
about 1.2× as long (proximo-distally) as maximum width (latero-medially). |
|
x |
|
Drawn-out part of basipod |
|
x |
x |
|
|
with two distal spines of different length. |
x |
x |
|
|
with medial spine about 2.0× as long (proximo-distally) maximum width of the spine (medio-laterally). |
x |
|
|
|
with medial spine about 3.4× as long (proximo-distally) maximum width of the spine (medio-laterally). |
|
x |
|
|
with lateral spine about 2.6× as long (proximo-distally) maximum width of the spine (medio-laterally). |
x |
|
|
|
with lateral spine about 3.7× as long (proximo-distally) maximum width of the spine (medio-laterally). |
|
x |
|
|
with lateral spine about 3.3× as long (proximo-distally) as medial spine. |
|
x |
|
|
with lateral spine about 3.6× as long (proximo-distally) as medial spine. |
x |
|
|
Endopod |
|
x |
x |
|
|
subelliptic in ventral view. |
x |
x |
|
|
paddle-like shaped. |
x |
x |
|
|
about 2.4× as long (proximo-distally) as maximum width of the element (latero-medially). |
x |
|
|
|
about 2.8× as long (proximo-distally) as maximum width of the element (latero-medially). |
|
x |
|
|
with about 25 setae indicated by insertions. |
|
x |
|
|
with about 40 setae indicated by insertions. |
x |
|
|
Exopod |
|
x |
x |
|
|
bipartite. |
x |
|
|
|
not yet separated. |
|
x |
|
|
subrectangular in ventral view; with distal margin rounded. |
|
x |
|
|
with distal part of lateral margin bearing 2 spines (length increasing from proximal to distal). |
|
x |
|
|
with about 15 setae indicated by insertions. |
|
x |
|
Proximal part |
|
x |
|
|
|
truncated-cone shape like. |
x |
|
|
|
about 1.3× as long (proximo-distally) as distal margin of the element. |
x |
|
|
|
with distal part of lateral margin bearing 6 movable spines (length increasing from proximal to distal). |
x |
|
|
Distal part |
|
x |
|
|
|
subcircular in ventral view. |
x |
|
|
|
about 1.1× as long (proximo-distally) as maximum width (latero-medially) of the element. |
x |
|
|
|
with about 30 setae indicated by insertions. |
x |
|
|
Telson |
|
x |
x |
|
|
articulated at the 19th post-ocular segment. |
x |
x |
|
|
subelliptic in ventral/dorsal view. |
|
|
|
|
subcircular in ventral/dorsal view. |
x |
x |
|
|
with anus ventrally on proximal part of medial axis of the telson. |
x |
x |
|
|
without spines about 0.8× as long (proximal-distal axis) as maximum width of the element (latero-medial axis). |
x |
x |
|
|
with two large spines on each lateral margin and two larger spines on the distal margin. |
x |
x |
|
|
with first lateral spines (counted from proximal to distal) about 0.1× as long (proximo-distally) as main proximo-distal axis of the telson. |
|
x |
|
|
with first lateral spines (counted from proximal to distal) about 0.2× as long (proximo-distally) as main proximo-distal axis of the telson. |
x |
|
|
|
with second lateral spines (counted from proximal to distal) about 0.1× as long (proximo-distally) as main proximo-distal axis of the telson. |
x |
x |
|
|
with distally drawn-out spines about 0.4× as long (proximo-distally) as main proximo-distal axis of the telson. |
x |
x |
|
|
with distally drawn-out spines about 0.7× as long (proximo-distally) as the base of the drawn-out part. |
x |
x |
|
|
with gap between distally drawn-out spines (between tips) about 0.5× as wide (latero-medially) as maximum width of the telson (latero-medially). |
x |
|
|
|
with gap between distally drawn-out spines (between tips) about 0.6× as wide (latero-medially) as maximum width of the telson (latero-medially). |
|
x |
|
|
with about 36 small spines on the distal margin between the two distally drawn-out spines. |
x |
x |
|
|
with single small spine on each lateral margin at the base of the first and second lateral spine (from proximal to distal) distally. |
x |
x |
|
|
with single small spine on each lateral margin between the second lateral spine (from proximal to distal) and the distally drawn-out spines. |
x |
x |