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Fig. 20 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. 20. Arumatia crassicercata Ghirotto, Crispino & Engelking gen. et sp. nov., live habitus of adult ♀

Fig. 13 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. 13. Colour variation of Arumatia dubia (Caudell, 1904) gen. et comb. nov., showing metathorax and median segment of females. A–B. ♀ (MZUSP V0561) from Ibaté when nymph (A) or adult (B); C–E. Adult ♀♀ from Ibaté (C: MZUSP V0542, D: MZUSP V0558, E: MZUSP V0560). F–H. Adult (F) and subadult (G–H) ♀♀ from Chapadão do Sul (F: MZUSP V0563, G: MZUSP V0564, H: MZUSP

Fig. 3 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. 3. Head morphology of Arumatia dubia (Caudell, 1904) gen. et comb. nov., adult ♀ (MZUSP V0542) from stock from Ibaté, São Paulo, Brazil. A. Head in dorsal view. B. Head in lateral view. C. Head in anterior view. D. Head in ventral view. E. Antennomeres showing three types of setae: very short densely distributed setae (covering the surface area), stiff and straight setae (arrowheads) and porrect transparent setae (arrows). F. Antennomeres showing antennal bump (arrow). Abbreviations: Af = antennal field; Ant = antennomere; Cd = cardo; Cly = clypeus; Csc = cervical sclerite; Eye = compound eye; Fc = frontal convexity; Fs = frontal suture; Ga = galea; Gl = glossa; Gu = gula; Lac = lacinia; Lb = labrum; Md = mandible; Me = mentum; Msn = mesonotum; Pd = pedicellus; Plb = labial palpus; Pme = prementum; Pmx = maxillary palpus; Prn = pronotum; Sc = scapus; Sg = subgena; Sme = submentum; Sti = stipes;

Fig. 12 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. 12. Egg morphology of Arumatia dubia (Caudell, 1904) gen. et comb. nov. A, C, E, G, H. ♀ (MZUSP V0534) from Chapadão do Sul, Mato Grosso do Sul, Brazil. B, D, F. ♀ (MZUSP V0547) from Araguari, Minas Gerais, Brazil. A–B. Lateral view. C–D. Dorsal view. E–F. Anterior view, arrowheads pointing at bristles on opercular collar (F). G–H. Egg with flat operculum, dorsal (G) and anterior (H) views. Abbreviations: Cap = capitulum; Mcup = micropylar cup; Mip = micropylar plate; MLi = median

Fig. 11 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. 11. Nymph morphology of Arumatia dubia (Caudell, 1904) gen. et comb. nov., female juveniles from stock from Ibaté, São Paulo, Brazil. A. Left fore tarsus of first instar, ventral view. B. Terminalia of first instar, ventral view. C. Terminalia of fourth instar, ventral view. D–E. Terminalia of fifth instar, ventral view, detail of external genitalia with tilted subgenital plate to permit visualization (D) and wider view of other individual (E). F–G. Detail of cercus of individual in E, showing sensory hairs (long arrow), stiff and straight setae (arrowhead) and inclined lighter setae (broad arrow) (F) and tip of cercus (G). Abbreviations: Ar = arolium; Ce = cercus; Cl = claw; Eu = euplantula; Gap = gonapophysis; Gpl = gonoplac; Prp = paraproct; Sep = setae of ventral patch; St = sternum; Ta = tarsomere; Tg = tergum;

FIG. 26 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 26. — Benthonella and Benthonellania sp.: A, Benthonella boucheti n. sp., holotype, MNHN-IM-2000-37666, height 4.32 mm; B, Benthonella basistriata n. sp., holotype, MNHN-IM-2000-37668, height 2.0 mm; C, Benthonella communis n. sp., holotype, MNHN-IM-2000-37670, height 2.2 mm; D, Benthonellania hertzogi (Thiele, 1925) n. comb., syntype, ZMB/Moll 64981, height 2.85 mm; E, Benthonellania thielei n. sp., holotype, ZMB/Moll 64955a, height 3.05 mm; F, Benthonellania precipitata (Dall, 1889) n. comb., holotype, MCZ–7470, height 3.92; G, Benthonellania africana (Thiele, 1925) n. comb., lectotype, ZMB–64955, height 3.85 mm; H, Benthonellania aequatorialis (Thiele, 1925) n. comb., syntype, ZMB-64973, height 1.8 mm; I, Benthonellania bouteti n. sp., holotype, MNHN-IM-2000-37678, height 3.45 mm; J, Benthonellania alis n. sp., holotype, MNHN-IM-2000-37685, height 3.35; K, Benthonellania tarava n. sp., holotype,MNHN-IM-2000-37687, height 3.5 mm; L, Benthonellania megan n. sp., holotype, MNHN-IM-2000-37695, height 2.7 mm; M, Benthonellania tuamotu n. sp., holotype, MNHN-IM-2000-37697, height 4.42 mm; N, Benthonellania lozoueti n. sp., holotype, MNHN-IM-2000-37701, height 3.86 mm; O, Benthonellania maestratii n. sp., holotype, MNHN-IM-2000-37704, height 2.50 mm.

FIG. 24. — Benthonellania maestratii n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 24. — Benthonellania maestratii n. sp. (SEM): A-C, holotype, height 2.50 mm, Australes, MNHN-IM-2000-37704: shell (A); detail of the protoconch microsculture (B, C). Scale bars: B, 40 μm; C, 100 μm.

FIG. 23. —Benthonellania maestratii n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 23. —Benthonellania maestratii n. sp.: A-E, holotype, height 2.50 mm width 1.62 mm, Australes: BENTHAUS Stn DW1925, 560-790 m, type locality, MNHN- IM-2000-37704; F, G, height 3.12 mm, width 2.07 mm, Australes: BENTHAUS Stn DW2010, 520-950 m depth, 22°32'S, 151°21'W; H, height 2.8 mm, width 1.85 mm, Australes: BENTHAUS Stn DW2010, 520-950 m depth, 22°32'S, 151°21'W. Scale bars: D, E, 0.25 mm.

FIG. 22 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 22. — Benthonellania spp. (SEM): A-D, Benthonellania tuamotu n. sp., holotype, MNHN-IM-2000-37697, Tuamotu: height 4.42 mm: shell (A), detail of the protoconch microsculture (B, D); detail of the teleoconch axial sculture (C); E-I, Benthonellania lozoueti n. sp., holotype, MNHN-IM-2000-3770, Marquesas: height 3.86 mm: shell (E), detail of the protoconch microsculture (F-H), detail of the teleoconch axial sculture (I). Scale bars: B, H, 50 μm; C, D, I, 100 μm; F, 30 μm; G, 20 μm.

FIG. 21. — Benthonellania lozoueti n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 21. — Benthonellania lozoueti n. sp.: A-C, holotype, height 3.86 mm, width 2.6 mm, Marquesas: MUSORSTOM 9 Stn DR1244, 1015-1020 m, 10°28'S, 138°42'W, MNHN-IM-2000-37701; D-G, paratype, height 4.33 mm, width 2.66 mm, type locality, MNHN-IM-2000-37702; H-J, specimen, height 3.55 mm, width 2.3 mm, Marquesas: MUSORSTOM 9 Stn CP1278, 1000 m, 7°52'S, 140°39'W. Scale bar: G, 0.50 mm.

FIG. 18. — Benthonellania megan n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 18. — Benthonellania megan n. sp.: A-E, holotype, height 2.7 mm, width 1.6 mm Marquesas: MUSORSTOM 9 Stn DR1247 1150-1250 m 10°34'S, 138°42'W, type locality, MNHN-IM-2000-37695; F-H, paratype, height 2.7 mm, width 1.6 mm, type locality, MNHN-IM-2000-37696; I-K, paratype, height 2.5 mm, width 1.475 mm, type locality, MNHN-IM-2000-37696. Scale bar: D, E, 0.25 mm.

FIG. 19 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 19. — Benthonellania spp. (SEM): A-E, Benthonellania tarava n. sp., holotype, Tarava Seamounts, height 3.5 mm, MNHN-IM-2000-37687: shell (A); detail of the protoconch microsculture (B-D); detail of the teleoconch axial sculture (E); F-H, Benthonellania megan n. sp., holotype, Marquesas, height 2.7 mm, MNHN- IM-2000-37695: shell (F); detail of the protoconch microsculture (G, H). Scale bars: B, E, G, H, 100 μm; C, 20 μm; D, 50 μm.

FIG. 20. — Benthonellania tuamotu n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 20. — Benthonellania tuamotu n. sp.: A-C, holotype, height 4.42 mm, width 2.5 mm, Tuamotu, TARASOC Stn DW3388, 820-835 m, 14°56'S, 148°14'W, MNHN-IM-2000-37697, D-H, paratype, height 3.4 mm, width 1.95 mm, type locality, MNHN-IM-2000-37698; I-K, specimen, height 4.70 mm, width 2.75 mm, Tuamotu: TARASOC Stn DW3349, 976-997 m, 15°06'S, 148°03'W. Scale bars: G, H, 0.25 mm.

FIG. 25 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 25. — Distribution maps of the Polynesian species of Benthonella Dall, 1889 and Benthonellania Lozouet, 1990: A, Benthonella boucheti n. sp.; B, Benthonella basistriata n. sp.; C, Benthonella communis n. sp.; D, Benthonellania bouteti n. sp.; E, Benthonellania alis n. sp.; F, Benthonellania tarava n. sp. (◯) and Benthonellania lozoueti n. sp. (); G, Benthonellania megan n. sp. (◯) and Benthonellania maestratii n. sp. (); H, Benthonellania tuamotu n. sp.

FIG. 16 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 16. — Benthonellania spp. (SEM): A-E, Benthonellania bouteti n. sp. holotype, Society Islands, height 3.45 mm, MNHN-IM-2000-37678, shell (A), detail of the protoconch microsculture (B-D), detail of the teleoconch axial sculture (E); F-H, Benthonellania alis n. sp. holotype, Australes, height. 3.35 mm, MNHN- IM-2000-37685; shell (F); detail of the protoconch microsculture (G, H). Scale bars: B, C, 40 μm; D, H, 20 μm; E, 100 μm; G, 30 μm.

FIG. 17. — Benthonellania tarava n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 17. — Benthonellania tarava n. sp.: A-C, paratype, height 3.6 mm, width 1.85 mm, Tarava Seamounts: TARASOC Stn DW3333,795-975 m, 18°45'S, 152°18'W, MNHN-IM-2000-37688; D-H, paratype, height 3.75 mm, width 1.92 mm, Tarava Seamounts: TARASOC Stn DW3333, 795-975 m, 18°45'S, 152°18'W, MNHN- IM-2000-37688; I-K, holotype, height 3.5 mm, width 1.85 mm, Tarava Seamounts: TARASOC Stn DW3333, 795-975 m, 18°45'S, 152°18'W, MNHN-IM-2000-37687. Scale bars: G, H, 0.25 mm.

FIG. 14. — Benthonellania bouteti n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 14. — Benthonellania bouteti n. sp.: A-D, holotype, height 3.45 mm, width 1.9 mm, Society Islands: TARASOC Stn DW3460, 660-680 m, 17°28'S, 149°50'W, MNHN-IM-2000-37678; E-G, specimen, height 4.15 mm, width 2.2 mm, Marquesas: BENTHAUS Stn DW1889, 600-620 m, 27°37'S, 144°16'W, MNHN; H, juvenile specimen, height 2.1 mm, Australes: BENTHAUS Stn DW1962, 470-800 m, 23°21'S, 149°33'W, MNHN. Scale bar: D, 0.25 mm.

FIG. 15. — Benthonellania alis n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 15. — Benthonellania alis n. sp.: A-C, specimen, height 3.7 mm, width 2.15 mm, Australes: BENTHAUS Stn DW2020, 920-930 m, 22°37'S, 152°49'W, MNHN; D-G, holotype, height 3.35,width 1.87 mm, Australes:BENTHAUS Stn DW2010 520-950 m, 22°32'S, 151°21'W, MNHN-IM-2000-37685; H, paratype, Australes: BENTHAUS Stn DW2010, 520-950 m, 22°32'S, 151°21'W, MNHN-IM-2000-37686, detail of the teleoconch sculpture spiral on the last whorl. Scale bars: D, 0.25 mm; H, 0.50 mm.

FIG. 11 in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 11. — Benthonellania aequatorialis (Thiele, 1925) n. comb., syntypes: A-C, height 1.8 mm; D, height 1.95 mm; E, original label; F, original drawing (Thiele 1925, 84, pl. 6, fig. 23); G, syntype, detail of the first whorls; Valdivia Stn 199, ZMB-64973. Scale bar: G, 0.25 mm.

FIG. 2. — Benthonella boucheti n in Deep-water Rissoidae of the genera Benthonella Dall, 1889 and Benthonellania Lozouet, 1990 (Gastropoda, Caenogastropoda, Rissooidea) from French Polynesia

FIG. 2. — Benthonella boucheti n. sp.: A-C, holotype, height 4.32 mm, width 2.75 mm, Tarava Seamounts:TARASOC Stn DW3340 787-798 m 18°24'S, 154°09'W (MNHN- IM-2000-37666); D-G, specimen, height 3.75 mm, width 2.6 mm, Australes: BENTHAUS Stn DW1933 500-850 m 24°41'S, 146°01'W, MNHN. Scale bar: G, 0.50 mm.