Figure 1.
Diploexochus echinatus, female. A, Habitus, lateral view; B, epimera of pereonites 1-7, ventral view; C, cephalon and pereonite 1, dorsal view; D, pereonite 7, pleonites and telson, dorsal view. Scale bars: 1 mm.
Figure 2.
Lucas cave, Rurópolis, Pará State, Brazil. A, Surrounding area; B, main cave conduit; C, cave conduit; D, live specimen of Diploexochus echinatus in lateral view; E, live specimen of Diploexochus echinatus showing the ability to roll into a ball.
Figure 3.
Diploexochus spinatus sp. nov., female paratype. A, Habitus, lateral view; B, cephalon and pereonite 1, frontal view; C, antennula; D, pereopod 7 dactylus; E, pleopod 1 exopod; F, pleopod 2 exopod; G, pleopod 3 exopod; H, pleopod 4 exopod; I, pleopod 5 exopod; J, uropod, dorsal view. Scale bars: A, B: 1 mm; C, E: 100µm; F: 200µm; D, G-J: 500µm.
Figure 4.
Diploexochus spinatus sp. nov., female paratype. A, Habitus, lateral view; B, disposition of dorsal tubercles; C, cephalon and pereonite 1, frontal view; D, cephalon and pereonite 1, dorsal view; E, epimera 1-5 ventral view; F, pleonites 3-5, uropods and telson, dorsal view. Male paratype: G, antennula; H, antenna; I, right mandible; J, left mandible; K, maxillula; L, maxilla; M, maxilliped. Scale bars: A: 1 mm; C-M: 0.2 mm.
Figure 5.
Diploexochus spinatus sp. nov., male paratype. A, Pereopod 1; B, pereopod 7; C, pleopod 1 and genital papilla; D, pleopod 2; E, pleopod 3 exopod; F, pleopod 4 exopod; G, pleopod 5 exopod. Scale bars: 0.2 mm.
Figure 6.
A, Karstic area surrounding Honorato cave; B, Honorato cave; C, Tapera D’água cave; D, Diploexochus spinatus sp. nov. from Honorato cave; E, Diploexochus spinatus sp. nov. from Tapera D’água cave.
Figure 7.
Diploexochus obscurus sp. nov., female paratype. A, Habitus, lateral view; B, cephalon and pereonite 1, frontal view; C, scale setae; D, antennula; E, uropod. Scale bars: A, B: 1 mm; C: 50µm; D: 100µm; E: 300µm.
Figure 8.
Diploexochus obscurus sp. nov., female paratype. A, Habitus, lateral view; B, disposition of dorsal tubercles; C, cephalon and pereonite 1, frontal view; D, cephalon and pereonite 1, dorsal view; E, epimera 1-4 ventral view; F, pleonites 3-5, uropods and telson, dorsal view. Male paratype: G, antenna; H, right mandible; I, left mandible; J, maxillula; K, maxilla; L, maxilliped. Scale bars: A: 1 mm; C-L: 0.2 mm.
Figure 9.
Diploexochus obscurus sp. nov., male paratype. A, Pereopod 1; B, pereopod 7; C, pleopod 1 and genital papilla; D, pleopod 2; E, pleopod 3 exopod; F, pleopod 4 exopod. Scale bar: 0.2 mm.
Figure 10.
A, Karstic area surrounding Água Escura I cave; B, entrance of Água Escura I cave; C, conduit where the specimens were found; D, live specimen of Diploexochus obscurus sp. nov. in lateral view; E, live specimen of Diploexochus obscurus sp. nov. in dorsal view.
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