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FIG. 6 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 6. — Benthonellania precipitata (Dall, 1889) n. comb.: A-D, holotype (MCZ–7470), height 3.92 mm; D, detail of the first whorls; E, relevant page of the Catalogue of Mollusca in the Museum of Comparative Zoology (photo by Alana Rivera). Scale bar: D, 0.25 mm.

FIG. 10. — Benthonellania thielei n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 10. — Benthonellania thielei n. sp., Valdivia Stn 251, East Africa, 693 m depth: A-C, holotype, height 3.05 mm width 1.92 mm, ZMB/Moll. No. 64955a; D-F, paratype, height 2.8 mm, ZMB/Moll. No. 64955b; G-L, paratype, height 2.97 mm, ZMB/Moll. No. 64955b; J, K, detail of the first whorls, L, detail of the spiral sculpture on the last teleoconch whorl; M, original label; N, original drawing (Thiele 1925, 83, pl. 6, fig. 21). Scale bars: J, K, L, 0.50 mm.

FIG. 5 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 5. — Benthonella spp. (SEM): A-E, Benthonella boucheti n. sp. holotype, MNHN-IM-2000-37666, Tarava Seamounts, height 4.32 mm: A, shell; B, C, detail of the protoconch microsculture; D, detail of the teleoconch sculpture spiral; E, detail of the first whorls; F, G, Benthonella basistriata n. sp. holotype, MNHN- IM-2000-37668, Tuamotu, height 2.0 mm: F, shell; G, detail of the protoconch microsculture; H-J, Benthonella communis n. sp., holotype, MNHN-IM-2000-37670, Tarava Seamounts: height 2.2 mm; H, shell; I, J, detail of the protoconch microsculture. Scale bars: B, 40 μm; C, J, 20 μm; D, E, I, 100 μm; G, 50 μm.

FIG. 8 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 8. — Benthonellania africana (Thiele, 1925) n. comb.: A-C, lectotype, height 3.85 mm; D-F, paralectotype height 3.7 mm; G-I, paralectotype, height 3.35 mm; Valdivia Stn 251, ZMB–64955; J, K, paralectotype, detail of the first whorls; L, original label; M, original drawing (Thiele 1925, 83, pl. 6, fig. 20); N, paralectotype, detail of the teleoconch sculpture spiral on the last whorl. Valdivia Stn 251, ZMB–64955. Scale bars: J, K, N, 0.50 mm.

FIG. 9 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 9. — Benthonellania spp. (SEM): A, B, Benthonellania hertzogi (Thiele, 1925), syntype, Agulhas-Bank (south of South Africa), height 2.85 mm, ZMB/Moll. no. 64981, shell (A), detail of the protoconch (B); C, D, Benthonella africana (Thiele, 1925) n. comb., lectotype, East Africa (off Somalia), height 3.85 mm, ZMB/ Moll. No. 64955a, shell (C), detail of the protoconch (D). Scale bars: B, D, 100 μm.

FIG. 4. — Benthonella communis n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 4. — Benthonella communis n. sp.: A-C, holotype, height 2.2 mm, width 1.45 mm, Tarava Seamounts, TARASOC Stn DW3309 614-664 m 19°12'S, 15°35'W (MNHN-IM-2000-37670); D-F, specimen, height 2.35 mm, width 1.5 mm, Australes: BENTHAUS Stn DW1998 250-302 m 22°25'S, 151°22'W, MNHN; G, specimen, height 2.01 mm, width 1.35 mm, Australes: BENTHAUS Stn DW1998, 250-302 m, 22°25'S, 151°22'W, MNHN. Scale bars: E, F, 0.25 mm.

FIG. 7 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 7. — Benthonellania hertzogi (Thiele, 1925), syntypes, Valdivia Stn 109 (ZMB–64981): A-C, syntype, height 2.85 mm (ZMB-64981); D-F, syntype, height 2.47 mm (ZMB-64981); G, original label; H, original drawings (Thiele 1925, 82, pl. 6, fig. 15, 16); I, J, syntype (A-C), detail of the first whorls. Scale bars: I, J: 0.25 mm.

FIG. 1 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 1. — Map of French Polynesia with the sampling stations (◯) that yielded material examined in this revision.

FIG. 13 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 13. — Maps of the known distribution of: A, Benthonellania hertzogi (◯), and Benthonellania thielei n. sp. and Benthonellania africana (Thiele, 1925) n. comb. (both); B, Benthonellania aequatorialis (Thiele, 1925) n. comb.

Fig. 47 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 47. Arumatia diamante Ghirotto gen. et sp. nov., holotype, ♀ (MZUSP V0650). A. Dorsal view. B. Lateral view. C. Ventral view. Scale bar: 10 mm.

Fig. 48 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 48. Arumatia diamante Ghirotto gen. et sp. nov., holotype, ♀ (MZUSP V0650), head and prothorax morphology. A. Head and prothorax in dorsal view. B. Head and prothorax in lateral view. C. Left maxilla in ventral (external) view. D. Head and prothorax in ventral view. Abbreviations: Ant = antennomere; BsI-II = pro- and mesothoracic basisterna; Cly = clypeus; Csc = cervical sclerite; Cx = coxa; Cxp = coxopleurite; Eye = compound eye; Fc = frontal convexity; Fs = prothoracic furcasternite; Ga = galea; Galo = galealobulus; Gl = glossa; Gu = gula; Lac = lacinia; Lb = labrum; Md = mandible; Msn = mesonotum; Mtr = microtrichia; Par = paranota; Pd = pedicellus; Pgl = paraglossa; Plb = labial palpus; Pmx = maxillary palpus; Prn = pronotum; Sc = scapus; Sg = subgena; Sme = submentum. Scale bars: A–B, D = 1 mm; C = 0.5 mm.

Fig. 39 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 39. Arumatia motenata Ghirotto gen. et sp. nov., paratype, ♂ (MZUSP V0602), thorax and leg morphology. A. Metathorax and median segment in dorsal view, arrows indicate the length of each segment. B. Left fore tarsus, ventral view. C. Detail of left fore tibia and tarsus. D. Right mid tarsus, retrolateral view. E. Detail of right mid tarsus, ventral view. F. Detail of right mid tibia and tarsus, ventral view, arrow showing apical sessile spine. G. Right hind tarsus, retrolateral view. Abbreviations: Cva = ventral anterior carina; Cve = ventral carina; Cvp; ventral posterior carina; Epm = epimeron; Eps = episternum; FTa = fore tarsomere; HTa = hind tarsomere; Mds = median segment; Msn = mesonotum; MTa = mid tarsomere; Mtn = metanotum; Tg = tergum; Tib = tibia. Scale bars: 0.5 mm.

Fig. 38 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 38. Arumatia motenata Ghirotto gen. et sp. nov., paratype, ♂ (MZUSP V0602), head and prothorax morphology. A. Head and prothorax in dorsal view. B. Head and prothorax in lateral view. C. Left maxilla in dorsal (internal) view. D. Detail of labrum, anterior view. E. Detail of paraglossa and glossa, anteroventral view. F. Head and prothorax in ventral view. Abbreviations: Ant = antennomere; BsI-II = pro- and mesothoracic basisterna; Cly = clypeus; Csc = cervical sclerite; Eye = compound eye; Fc = frontal convexity; Fs = prothoracic furcasternite; Ga = galea; Galo = galealobulus; Gl = glossa; Gra = granules; Gu = gula; Lac = lacinia; Lase = lacinial setae; Lb = labrum; Md = mandible; Msn = mesonotum; Mtr = microtrichia; Pd = pedicellus; Pgl = paraglossa; Plb = labial palpus; Pmx = maxillary palpus; Prn = pronotum; Sc = scapus; Sg = subgena; Sme = submentum. Scale bars: A–B, D–F = 0.5 mm; C = 0.2 mm.

Fig. 34 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 34. Live habitus of Arumatia motenata Ghirotto gen. et sp. nov. from Serra do Cipó, Minas Gerais, Brazil. A. Mating pair. B. Adult ♀, holotype (MZUSP V0603). C. Adult ♂. Scale bars: 1 mm.

Fig. 33 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 33. Arumatia aramatia Ghirotto gen. et sp. nov., egg morphology from the holotype female. A–B. Lateral view, arrowhead pointing at bristles on opercular collar (A). C–D. Dorsal view. E. Lateral view, slightly tilted towards dorsal. F–G. Detail of operculum, anterior view. Abbreviations: Cap = capitulum; Mcup = micropylar cup; Mip = micropylar plate; MLi = median line; Opc = operculum. Scale bars: 0.5 mm.

Fig. 31 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 31. Arumatia aramatia Ghirotto gen. et sp. nov., paratype, ♂ (MZUSP 1322), thorax and leg morphology. A. Metathorax and median segment in dorsal view, arrows indicate the length of each segment. B. Right mid tarsus, ventral view. C. Right hind tarsus (mirrored), prolateral view. D. Detail of right hind tibia and tarsus (mirrored), latero-ventral view, arrow showing stronger apical spines. Abbreviations: Ar = arolium; Cda = dorsal anterior carina; Cl = claw; Cva = ventral anterior carina; Cve = ventral carina; Cvp; ventral posterior carina; Epm = epimeron; Eps = episternum; HTa = hind tarsomere; Mds = median segment; Msn = mesonotum; MTa = mid tarsomere; Mtn = metanotum; Tg = tergum; Tib, tibia. Scale bars: A–C = 1 mm; D = 0.5 mm.

Fig. 28 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 28. Arumatia aramatia Ghirotto gen. et sp. nov., holotype, ♀ (MZUSP 1352), terminalia morphology. A. Dorsal view. B. Lateral view. C. Ventral view. D–E. Detail of external genitalia, lateral view (D), ventral view (E).F. Detail of praeopercular organ, ventral view. Abbreviations: Ce = cercus; Ep = epiproct; Gap = gonapophysis; Gpl = gonoplac; Pre = praeopercular organ; Prp = paraproct; Sp = subgenital plate; St = sternum; Tg = tergum. Scale bars: 1 mm.

Fig. 26 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 26. Arumatia aramatia Ghirotto gen. et sp. nov., holotype, ♀ (MZUSP 1352), head and prothorax morphology. A. Dorsal view. B. Lateral view. C. Ventral view. Abbreviations: Ant = antennomere; BsIII = pro- and mesothoracic basisterna; Cly = clypeus; Csc = cervical sclerite; Cx = coxa; Cxp = coxopleurite; Eye = compound eye; Fc = frontal convexity; Fs = prothoracic furcasternite; Gu = gula; Lb = labrum; Md = mandible; Msn = mesonotum; Par = paranota; Pd = pedicellus; Plb = labial palpus; Pmx = maxillary palpus; Prn = pronotum; Sc = scapus; Sme = submentum. Scale bars: 1 mm.

Fig. 24 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 24. Arumatia crassicercata Ghirotto, Crispino & Engelking gen. et sp. nov., egg morphology from female paratypes. A. Lateral view. B–C. Dorsal view. D. Detail of operculum, anterior view. E. Several eggs together. Abbreviations: Cap = capitulum; Mcup = micropylar cup; Mip = micropylar plate; MLi = median line; Opc = operculum. Scale bars: 0.5 mm.

Fig. 23 in Arumatia, a new genus of Diapheromerinae stick insects (Insecta, Phasmatodea) from Brazil, with the description of five new species and a reassessment of species misplaced in Australian genera

Fig. 23. Arumatia crassicercata Ghirotto, Crispino & Engelking gen. et sp. nov., terminalia morphology. A–D. Holotype, ♀ (MZUSP 0812). E. Paratype (MZUSP 0871).A. Dorsal view. B. Lateral view. C. Ventral view. D. Detail of praeopercular organ, ventral view. E. Dissected genitalia treated with KOH, lateral view. Abbreviations: Ce = cercus; Gap = gonapophysis; Gng = gonangulum; Gpl = gonoplac; Pre = praeopercular organ; Sp = subgenital plate; St = sternum; Tg = tergum. Scale bars: A–C = 1 mm; D–E = 0.5 mm.