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Fig. 11. Chactopsis Kraepelin, 1912 in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 11. Chactopsis Kraepelin, 1912, carapace, dorsal aspect. A, B. Chactopsis insignis Kraepelin, 1912. A. ³ (MHNC). B. ♀ (MHNC). C, D. Chactopsis siapaensis González-Sponga, 1991. C. Holotype ³ (MAGS). D. ♀ (AMNH). Scale bars 5 1 mm.

Fig. 31 in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 31. Chactopsis buhrnheimi Lourenço, 2003, juv. ³ holotype (INPA), dextral pedipalp chela. A. Dorsal aspect. B. External aspect. C. Ventral aspect. D. Internal aspect. Scale bar 5 1 mm.

Fig. 35. Chactopsis curupira, n in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 35. Chactopsis curupira, n. sp., paratype ³ (MHNC), habitus. A. Dorsal aspect. B. Ventral aspect. Scale bar 5 10 mm.

Fig. 48. Chactopsoides, n in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 48. Chactopsoides, n. gen., metasomal segments III–V, lateral aspect. A. Chactopsoides gonzalezspongai, n. sp., paratype ³ (AMNH). B. Chactopsoides marahuacaensis (González-Sponga, 2004), n. comb., holotype ♀ (MAGS). Scale bars 5 1 mm.

Fig. 32. Chactopsis chullachaqui, n in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 32. Chactopsis chullachaqui, n. sp., holotype ³ (MHNC), habitus. A. Dorsal aspect. B. Ventral aspect. Scale bar 5 10 mm.

Fig. 19. Chactopsis Kraepelin, 1912, metasomal segments I–IV, ventral aspect. A. Chactopsis curupira, n in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 19. Chactopsis Kraepelin, 1912, metasomal segments I–IV, ventral aspect. A. Chactopsis curupira, n. sp., paratype ³ (MZSP). B. Chactopsis insignis Kraepelin, 1912, ³ (MHNC). C. Chactopsis siapaensis González-Sponga, 1991, holotype ³ (MAGS). Scale bars 5 1 mm.

Fig. 9. Chactopsis Kraepelin, 1912 in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 9. Chactopsis Kraepelin, 1912, Chactopsoides, n. gen., and Megachactops, n. gen., dextral pedipalp chela, movable finger, dorsal aspect showing dentition. A. Chactopsis curupira, n. sp., paratype ³ (MZSP). B. Chactopsis insignis Kraepelin, 1912, ³ (MHNC). C. Chactopsoides anduzei (González-Sponga, 1982), n. comb., ³ (AMNH). D. Chactopsoides gonzalezspongai, n. sp., paratype ³ (AMNH). E. Megachactops kuemoi, n. sp., paratype ♀ (MHNC). Scale bars 5 1 mm.

Fig. 8. Chactopsis chullachaqui, n in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 8. Chactopsis chullachaqui, n. sp., holotype ³ (MHNC), sinistral hemispermatophore showing morphological terminology. A. Ventral aspect. B. Ental aspect. C. Ectal aspect. D. Dorsal aspect. Annotations: da, dorsal apophysis; ef, ental fold; el, ental lobe; fl, flagellum; Lam, lamina; med, median lobe; Ped, pedicel; ssp, sheath-shaped portion; Tr, trunk; tro, trough; vc, ventral concavity. Scale bar 5 1 mm.

Fig. 7. Chactopsis insignis Kraepelin, 1912 in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 7. Chactopsis insignis Kraepelin, 1912, dextral pedipalp segments showing reinterpretation of trichobothrial pattern proposed in present contribution, with corresponding terminology from Vachon (1974) in parentheses. *Trichobothium ist absent in Chactopsis Kraepelin, 1912, present in Chactopsoides, n. gen., and Megachactops, n. gen. A. Chela fixed finger. B–D. Chela manus. E. Femur. F–H. Patella. A, E, F. Dorsal aspect. B, G. External aspect. C, H. Ventral aspect; D. Internal aspect. Annotations: d, dorsal; db, Db, dorsal basal; dm, dorsal medial; dsb, dorsal suprabasal; dst, dorsal subterminal; dt, Dt, dorsal terminal; e, external; eb, Eb, external basal; em, external medial; esb, Esb, external suprabasal; est, Est, external subterminal; et, Et, external terminal; i, internal; ib, internal basal; isb, internal subbasal; ist, internal subterminal; it, internal terminal; v, V, ventral. Scale bar 5 1 mm.

Fig. 6 in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 6. Most parsimonious tree obtained by cladistic analysis of 62 morphological characters for 13 species of Chactopsis Kraepelin, 1912, Chactopsoides, n. gen., Megachactops, n. gen., and relevant outgroup taxa, under implied weights with k 5 6 (length 5 138). Characters optimized with accelerated transformation. Homoplasious and nonhomoplasious characters respectively indicated by white and black circles, character numbers above and character states below.

Fig. 5. Chactopsis Kraepelin, 1912 in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 5. Chactopsis Kraepelin, 1912, Chactopsoides, n. gen., and Megachactops, n. gen., habitus in life. A, B. Chactopsis amazonica Lourenço and Francke, 1986, Reserva Ducke, Manaus, Amazonas, Brazil. A. ³. B. ♀. C. Chactopsoides anduzei (González-Sponga, 1982), n. comb., ³, Isla Ratón, Amazonas, Venezuela. D. Chactopsoides gonzalezspongai, n. sp., ³, Isla Piñate, Amazonas, Venezuela. E. Chactopsis insignis Kraepelin, 1912, ³, Tahuayo River, Loreto Department, Peru. F. Megachactops kuemoi, n. sp., ♀, Tobogan del Cuao, Amazonas, Venezuela.

Fig. 3. Chactopsis Kraepelin, 1912, habitat. A in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 3. Chactopsis Kraepelin, 1912, habitat. A. Reserva Ducke, Manaus, Amazonas, Brazil, habitat of Chactopsis amazonica Lourenço and Francke, 1986. B. Guacamayo, Tarapoto, San Martín Department, Peru, habitat of Chactopsis chullachaqui, n. sp. C. Tahuayo River, Loreto Department, Peru, habitat of Chactopsis insignis Kraepelin, 1912.

Fig. 1 in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 1. Distribution of Chactopsis Kraepelin, 1912, plotting known locality records in Brazil, Peru, and Venezuela. Chactopsis amazonica Lourenço and Francke, 1986, open circles; Chactopsis barajuri González- Sponga, 1982, solid triangle; Chactopsis buhrnheimi Lourenço, 2003, open star; Chactopsis curupira, n. sp., open triangle; Chactopsis chullachaqui, n. sp., open diamond; Chactopsis insignis Kraepelin, 1912, solid squares; Chactopsis siapaensis González-Sponga, 1991, open square; Chactopsis sujirima González-Sponga, 1982, solid circles; undetermined Chactopsis species, solid stars. Box indicates area mapped in figure 2.

Fig. 2 in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 2. Distribution of Chactopsoides, n. gen., and Megachactops, n. gen., plotting known locality records in Brazil, Colombia, and Venezuela. Chactopsoides anduzei (González-Sponga, 1982), n. comb., solid squares; Chactopsoides gonzalezspongai, n. sp., solid diamond; Chactopsoides marahuacaensis (González-Sponga, 2004), n. comb., open square; Chactopsoides yanomami (Lourenço et al., 2011), n. comb., solid circle; Megachactops coriaceo (González-Sponga, 1991), n. comb., open diamond; Megachactops kuemoi, n. sp., open circle; undetermined Chactopsoides species, solid stars.

Fig. 4. Chactopsoides, n in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species

Fig. 4. Chactopsoides, n. gen., and Megachactops, n. gen., habitat. A. Autana, Amazonas, Venezuela, habitat of Chactopsoides anduzei (González-Sponga, 1982), n. comb., and Megachactops kuemoi, n. sp. B. Isla Piñate, confluence of Orinoco and Ventuari rivers, Amazonas, Venezuela, habitat of Chactopsoides gonzalezspongai, n. sp.

Fig. 21 in Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae)

Fig. 21. Left shoulder girdle, left lateral view, of Simpsonichthys filamentosus, male, UFRJ 3990, (third postcleithrum and pectoral-fin rays not represented). CL = cleithrum; CO = coracoid; PR = proximal radials; PT = posttemporal; SC = supracleithrum; SP = scapula. Larger stippling indicates cartilage. Scale bar 1 mm.

Fig. 16 in Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae)

Fig. 16. Hyoid and branchial arches of Nematolebias papilliferus, male, UFRJ 4652. (a) left and median portion of hyoid arch and ventral part of branchial arches, dorsal view; (b) dorsal part of branchial arches, ventral view; (c) left hyoid bar, lateral view. ACH = anterior ceratohyal; B1-3 = basibranchials 1-3; BB = basibranchial cartilage; BC = basihyal cartilage; BH = basihyal; C1-5 = ceratobranchials 1-5; DHH = dorsal hypohyal; E1-4 = epibranchials 1-4; H1-3 = hypobranchials 1-3; IC = interarcual cartilage; IH = interhyal; P2-3 = pharyngobranchials 2-3; PCH = posterior ceratohyal; R1-6 = branchiostegal rays 1-6; T4 = tooth plate pharyngobranchial 4; VHH = ventral hypohyal. Larger stippling indicates cartilage. Scale bar 1 mm.

Fig. 13 in Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae)

Fig. 13. Anterodorsal portion of left jaw suspensorium. (a) Simpsonichthys filamentosus, male, UFRJ 3990, lateral view; (b) S. boitonei, male, UFRJ 4988, lateral view; (c) S. ocellatus, male, UFRJ 5098, lateral view; (d) S. perpendicularis, male, UFRJ 5145, medial view. MS = mesopterygoid; PL = palatine; QU = quadrate; SY = sympletic. Larger stippling indicates cartilage. Scale bar 1 mm.

Fig. 11 in Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae)

Fig. 11. Left upper jaw, dorsal view. (a) Nematolebias whitei, male, UFRJ 5283; (b) Simpsonichthys myersi, male, UFRJ 4759; (c) S. bokermanni, male, UFRJ 5863. Larger stippling indicates cartilage. MX = maxilla; PM = premaxilla; RC = rostral cartilage. Scale bar 1 mm.

Fig. 12 in Descriptive morphology and phylogenetic relationships among species of the Neotropical annual killifish genera Nematolebias and Simpsonichthys (Cyprinodontiformes: Aplocheiloidei: Rivulidae)

Fig. 12. Left lower jaw (Meckel's cartilage not represented), ventrolateral view. (a) Nematolebias whitei, male, UFRJ 5283; (b) Simpsonichthys chacoensis, male, UFRJ 3170; (c) S. constanciae, male, UFRJ 5285. AA = angulo-articular; DE = dentary; RA = retro-articular. Scale bar 1 mm.