Figures 1-8
Lineostethus, dorsal aspect: (1) L. clypeatus (female); (2) L. tenebricornis (male paratype); (3) L. marginellus (male); (4) L. graziae (female holotype, photo by Mike Narahara - CAS); (5) L. sinuosus sp. nov. (male holotype); (6) L. acuminatus sp. nov. (male holotype); (7) L. otarus sp. nov. (male holotype); (8) L. auritus sp. nov. (male holotype). Scale bars: 1mm.
Figures 9-18
Lineostethus clypeatus: (9-11) male pygophore, dorsal, ventral and posterior views respectively; (12-13) left paramere, dorsal and lateral views; (14-16) phallus, dorsal, ventral and lateral view; (17) female genital plates; (18), female receptaculum seminis. Abbreviations: ap, ventral apical projection of phallotheca; av, apical margin of vesica; b, bristles; bi, basal impression of foliaceous expansions; cs, capsula seminalis; ddr, distal ductus receptaculi; dr, dorsal rim; ds, ductus seminis distalis; fdr, foliaceous expansions of dorsal rim; gcVIII, gonocoxites VIII; gcIX, gonocoxites IX; gpVIII, gonapophyses VIII; gpIX, gonapophyses IX; id, internal duct of vesicular area; la8, laterotergites VIII; la9, laterotergites IX; md, median duct of vesicular area; od, outer duct of vesicular area; pa, posterolateral angle; par, paramere; ph, phallotheca; pi, pars intermedialis; psl, projection of superior layer of ventral rim; rs, ring sclerites; s, spiracle; tgIX, thickening of gonapophyses IX; v, vesica; vi, thickening of vaginal intima; vr, ventral rim; VII, urosternite VII; X, segment X. Scale bars: 9-13, 17 = 1 mm; 14-16, 18 = 0.5 mm.
Figures 19-26
Lineostethus tenebricornis: (19-21) male pygophore, dorsal, ventral and posterior views respectively; (22-23) left paramere, dorsal and lateral views; (24) phallus, lateral view; (25) female genital plates; (26) female receptaculum seminis. Abbreviations: ap, ventral apical projection of phallotheca; av, apical margin of vesica; b, bristles; bi, basal impression of foliaceous expansions; cs, capsula seminalis; ddr, distal ductus receptaculi; dr, dorsal rim; ds, ductus seminis distalis; fdr, foliaceous expansions of dorsal rim; gcVIII, gonocoxites VIII; gcIX, gonocoxites IX; gpVIII, gonapophyses VIII; gpIX, gonapophyses IX; id, internal duct of vesicular area; la8, laterotergites VIII; la9, laterotergites IX; md, median duct of vesicular area; od, outer duct of vesicular area; pa, posterolateral angle; par, paramere; ph, phallotheca; pi, pars intermedialis; psl, projection of superior layer of ventral rim; rs, ring sclerites; s, spiracle; tgIX, thickening of gonapophyses IX; v, vesica; vi, thickening of vaginal intima; vr, ventral rim; VII, urosternite VII; X, segment X. Scale bars: 19-23, 25 = 1 mm; 24, 26 = 0.5 mm.
Figures 27-36
Lineostethus marginellus: (27-29) male pygophore, dorsal, ventral and posterior views respectively; (30-31) variations on the shape of the projections of superior layer of ventral rim; (32-33) left paramere, dorsal and lateral views; (34) phallus, lateral view; (35) female genital plates; (36) female receptaculum seminis. Abbreviations: ap, ventral apical projection of phallotheca; av, apical margin of vesica; b, bristles; bi, basal impression of foliaceous expansions; cs, capsula seminalis; ddr, distal ductus receptaculi; dr, dorsal rim; ds, ductus seminis distalis; fdr, foliaceous expansions of dorsal rim; gcVIII, gonocoxites VIII; gcIX, gonocoxites IX; gpVIII, gonapophyses VIII; gpIX, gonapophyses IX; id, internal duct of vesicular area; la8, laterotergites VIII; la9, laterotergites IX; md, median duct of vesicular area; od, outer duct of vesicular area; pa, posterolateral angle; par, paramere; ph, phallotheca; pi, pars intermedialis; psl, projection of superior layer of ventral rim; rs, ring sclerites; s, spiracle; tgIX, thickening of gonapophyses IX; v, vesica; vi, thickening of vaginal intima; vr, ventral rim; VII, urosternite VII; X, segment X. Scale bars: 27-33, 35 = 1 mm; 34, 36 = 0.5 mm.
Figures 37-44
Lineostethus graziae: (37-39) male pygophore, dorsal, ventral and posterior views respectively; (40-41) left paramere, dorsal and lateral views; (42) phallus, lateral view; (43) female genital plates; (44) female receptaculum seminis. Abbreviations: ap, ventral apical projection of phallotheca; av, apical margin of vesica; b, bristles; bi, basal impression of foliaceous expansions; cs, capsula seminalis; ddr, distal ductus receptaculi; dr, dorsal rim; ds, ductus seminis distalis; fdr, foliaceous expansions of dorsal rim; gcVIII, gonocoxites VIII; gcIX, gonocoxites IX; gpVIII, gonapophyses VIII; gpIX, gonapophyses IX; id, internal duct of vesicular area; la8, laterotergites VIII; la9, laterotergites IX; md, median duct of vesicular area; od, outer duct of vesicular area; pa, posterolateral angle; par, paramere; ph, phallotheca; pi, pars intermedialis; psl, projection of superior layer of ventral rim; rs, ring sclerites; s, spiracle; tgIX, thickening of gonapophyses IX; v, vesica; vi, thickening of vaginal intima; vr, ventral rim; VII, urosternite VII; X, segment X. Scale bars: 37-41, 43 = 1 mm; 42, 44 = 0.5 mm.
Figures 45-53
Lineostethus sinuosus sp. nov.: (45-47) male pygophore, dorsal, ventral and posterior views respectively; (48-49) left paramere, dorsal and lateral views; (50) phallus, lateral view; (51-52) female genital plates; (53) female receptaculum seminis. Abbreviations: ap, ventral apical projection of phallotheca; av, apical margin of vesica; b, bristles; bi, basal impression of foliaceous expansions; cs, capsula seminalis; ddr, distal ductus receptaculi; dr, dorsal rim; ds, ductus seminis distalis; fdr, foliaceous expansions of dorsal rim; gcVIII, gonocoxites VIII; gcIX, gonocoxites IX; gpVIII, gonapophyses VIII; gpIX, gonapophyses IX; id, internal duct of vesicular area; la8, laterotergites VIII; la9, laterotergites IX; md, median duct of vesicular area; od, outer duct of vesicular area; pa, posterolateral angle; par, paramere; ph, phallotheca; pi, pars intermedialis; psl, projection of superior layer of ventral rim; rs, ring sclerites; s, spiracle; tgIX, thickening of gonapophyses IX; v, vesica; vi, thickening of vaginal intima; vr, ventral rim; VII, urosternite VII; X, segment X. Scale bars: 45-49, 51-52 = 1 mm; 50, 53 = 0.5 mm.
Figures 54-61
Lineostethus acuminatus sp. nov.: (54-56) male pygophore, dorsal, ventral and posterior views respectively; (57-58) left paramere, dorsal and lateral views; (59) phallus, lateral view; (60) female genital plates; (61) female receptaculum seminis. Abbreviations: ap, ventral apical projection of phallotheca; av, apical margin of vesica; b, bristles; bi, basal impression of foliaceous expansions; cs, capsula seminalis; ddr, distal ductus receptaculi; dr, dorsal rim; ds, ductus seminis distalis; fdr, foliaceous expansions of dorsal rim; gcVIII, gonocoxites VIII; gcIX, gonocoxites IX; gpVIII, gonapophyses VIII; gpIX, gonapophyses IX; id, internal duct of vesicular area; la8, laterotergites VIII; la9, laterotergites IX; md, median duct of vesicular area; od, outer duct of vesicular area; pa, posterolateral angle; par, paramere; ph, phallotheca; pi, pars intermedialis; psl, projection of superior layer of ventral rim; rs, ring sclerites; s, spiracle; tgIX, thickening of gonapophyses IX; v, vesica; vi, thickening of vaginal intima; vr, ventral rim; VII, urosternite VII; X, segment X. Scale bars: 54-58, 60 = 1 mm; 59, 61 = 0.5 mm.
Figures 62-69
Lineostethus otarus sp. nov.: (62-64) male pygophore, dorsal, ventral and posterior views respectively; (65-66) left paramere, dorsal and lateral views; (67) phallus, lateral view; 68, female genital plates; (69) female receptaculum seminis. Abbreviations: ap, ventral apical projection of phallotheca; av, apical margin of vesica; b, bristles; bi, basal impression of foliaceous expansions; cs, capsula seminalis; ddr, distal ductus receptaculi; dr, dorsal rim; ds, ductus seminis distalis; fdr, foliaceous expansions of dorsal rim; gcVIII, gonocoxites VIII; gcIX, gonocoxites IX; gpVIII, gonapophyses VIII; gpIX, gonapophyses IX; id, internal duct of vesicular area; la8, laterotergites VIII; la9, laterotergites IX; md, median duct of vesicular area; od, outer duct of vesicular area; pa, posterolateral angle; par, paramere; ph, phallotheca; pi, pars intermedialis; psl, projection of superior layer of ventral rim; rs, ring sclerites; s, spiracle; tgIX, thickening of gonapophyses IX; v, vesica; vi, thickening of vaginal intima; vr, ventral rim; VII, urosternite VII; X, segment X. Scale bars: 62-66, 68 = 1 mm; 67, 69 = 0.5 mm.
Figures 70-77
Lineostethus auritus sp. nov.: (70-72) male pygophore, dorsal, ventral and posterior views respectively; (73-74) left paramere, dorsal and lateral views; (75) phallus, lateral view; (76) female genital plates; (77) female receptaculum seminis. Abbreviations: ap, ventral apical projection of phallotheca; av, apical margin of vesica; b, bristles; bi, basal impression of foliaceous expansions; cs, capsula seminalis; ddr, distal ductus receptaculi; dr, dorsal rim; ds, ductus seminis distalis; fdr, foliaceous expansions of dorsal rim; gcVIII, gonocoxites VIII; gcIX, gonocoxites IX; gpVIII, gonapophyses VIII; gpIX, gonapophyses IX; id, internal duct of vesicular area; la8, laterotergites VIII; la9, laterotergites IX; md, median duct of vesicular area; od, outer duct of vesicular area; pa, posterolateral angle; par, paramere; ph, phallotheca; pi, pars intermedialis; psl, projection of superior layer of ventral rim; rs, ring sclerites; s, spiracle; tgIX, thickening of gonapophyses IX; v, vesica; vi, thickening of vaginal intima; vr, ventral rim; VII, urosternite VII; X, segment X. Scale bars: 70-74, 76 = 1 mm; 75, 77 = 0.5 mm.
Figure 78
Distributional map for studied specimens of the species of Lineostethus. Countries with species records are in green.