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131 results for “Pseudothelphusidae”
FIGURE 5 in A new species of freshwater crab of the genus Allacanthos Smalley, 1964 (Crustacea, Decapoda, Pseudothelphusidae) from southern Costa Rica, Central America
FIGURE 5. Collection site of paratypes of Allacanthos yawi n. sp., from an unnamed forest stream tributary of Río Cañas, near Santa Rosa, Puntarenas Province, Costa Rica.
FIGURE 2 in Freshwater crabs from eastern Panamá: a new species of Potamocarcinus H. Milne Edwards, 1853, and new records of two little-known species (Crustacea: Decapoda: Pseudothelphusidae, Trichodactylidae)
FIGURE 2. Spirocarcinus garthi (Pretzmann, 1971), male holotype (USNM 107096) (A–E). A, right male first gonopod, mesio-caudal view; B, distal part, lateral view; C, distal part, caudal-apical view; D, distal part, cephalic view; E, left third maxilliped; F, male, SMF 31704, outline of right side of lateral margin of carapace. Abbreviations: al, auriculariform lobe; ap, apical lobe; cl, semicircular subapical lobe; fs, field of apical spines; ls, lateral suture; lt, lateral-cephalic teeth; ms, marginal suture; st, subapical tooth. Scale bars, A–D, 1 mm, E, F, 5 mm.
FIGURE 3 in Freshwater crabs from eastern Panamá: a new species of Potamocarcinus H. Milne Edwards, 1853, and new records of two little-known species (Crustacea: Decapoda: Pseudothelphusidae, Trichodactylidae)
FIGURE 3. Geographic distribution of Melocarcinus meekei (Pretzmann, 1968) (•), Potamocarcinus darienensis sp. n. (˔), and Spirocarcinus garthi (Pretzmann, 1971) (⋅) in eastern Panama, Central America.
FIGURE 1. Potamocarcinus darienensis n in Freshwater crabs from eastern Panamá: a new species of Potamocarcinus H. Milne Edwards, 1853, and new records of two little-known species (Crustacea: Decapoda: Pseudothelphusidae, Trichodactylidae)
FIGURE 1. Potamocarcinus darienensis n. sp., male holotype, AMNH 19515. A, dorsal view, preserved in 70% alcohol (photo by C. Magalhães); B, ventral view (photo by C. Magalhães); C, left male first gonopod, mesial view; D, left male first gonopod, cephalic view; E, idem, distal part, lateral view; D, idem, distal part, apical-cephalic view; E, left efferent branchial channel; F, left third maxilliped. Abbreviations: cmp, median process; fs, field of apical spines; ls, lateral suture; me, mesial process; ml, mesial lobe; mp, marginal process; ms, marginal suture; pp, proximal process; rp, rounded protuberance. Scale bars: A, B, 10 mm, C–H, 1 mm.
FIGURE 3 in A new species of freshwater crab of the genus Phallangothelphusa Pretzmann, 1965, from Colombia (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 3. Phallangothelphusa martensis new species, male holotype, ICN-MHN-CR 2656, left first gonopod: A, apex distal view; Phallangothelphusa dispar (Zimmer, 1912), ICN-MHN-CR 0732, left first gonopod: B, apex, distal view. 1, distal projection of mesial process; 2, curvature; 3, proximal projection of mesial process; 4, lateral process.
FIGURE 2 in A new species of freshwater crab of the genus Phallangothelphusa Pretzmann, 1965, from Colombia (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 2. Phallangothelphusa martensis new species, male holotype, ICN-MHN-CR 2656. A, left first gonopod, caudal view; B, same, lateral view; C, same, mesial view; D, same, cephalic view; E, apex distal view; F, second gonopod, caudal view; G, distal part of second gonopod. 1, distal projection of mesial process; 2, curvature; 3, proximal projection of mesial process; 4, lateral process.
FIGURE 1 in A new species of freshwater crab of the genus Phallangothelphusa Pretzmann, 1965, from Colombia (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 1. Phallangothelphusa martensis new species, male holotype, 1 male, cl 17.3 mm, cb 30.1 mm, ICN-MHN-CR 2656. A, habitus; B, frontal view of carapace; C, opening of left efferent branchial channel, external view; D, chela of large cheliped, external view; E, left third maxilliped, external view.
FIGURE 3. Sylvathelphusa kalebi n in Two new genera and three new species of freshwater crabs (Crustacea: Pseudothelphusidae: Potamocarcinini) from Chiapas, Mexico
FIGURE 3. Sylvathelphusa kalebi n. sp., male holotype. Left first gonopod: a, mesial view; b, cephalic view; c, lateral view; d, caudal view. Abbreviations: ac, apex cavity; lam, lateral margin; las, lateral surface; map, marginal process; mas, marginal suture; mep, mesial process; mes, mesial surface; s, suture.
FIGURE 7. Tzotzilthelphusa villarosalensis n in Two new genera and three new species of freshwater crabs (Crustacea: Pseudothelphusidae: Potamocarcinini) from Chiapas, Mexico
FIGURE 7. Tzotzilthelphusa villarosalensis n. sp., male holotype. Left first gonopod: a, mesial view; b, cephalic view; c, lateral view; d, caudal view. Abbreviations: ac, apex cavity; map, marginal process; mas, marginal suture; mep, mesial process; mes, mesial surface.
FIGURE 4. Sylvathelphusa cavernicola n in Two new genera and three new species of freshwater crabs (Crustacea: Pseudothelphusidae: Potamocarcinini) from Chiapas, Mexico
FIGURE 4. Sylvathelphusa cavernicola n. sp., male holotype. a, dorsal view; b, major chela; c, third maxillipeds; d, frontal portion of carapace; e, apical view of gonopod. Abbreviations: clb, caudolateral border; mep, mesial process; mes, mesial surface.
FIGURE 1 in Two new genera and three new species of freshwater crabs (Crustacea: Pseudothelphusidae: Potamocarcinini) from Chiapas, Mexico
FIGURE 1. Distribution in Chiapas of the type localities (black circles) of the new species being described herein: Sylvathelphusa cavernicola n. sp., Sylvathelphusa kalebi n. sp. and Tzotzilthelphusa villarosalensis n. sp.
FIGURE 5. Sylvathelphusa cavernicola n in Two new genera and three new species of freshwater crabs (Crustacea: Pseudothelphusidae: Potamocarcinini) from Chiapas, Mexico
FIGURE 5. Sylvathelphusa cavernicola n. sp., male holotype. Left first gonopod: a, mesial view; b, cephalic view; c, lateral view; d, caudal view. Abbreviations: ac, apex cavity; clb, caudolateral border; las, lateral surface; map, marginal process; mas, marginal suture; mep, mesial process; mes, mesial surface.
FIGURE 6. Tzotzilthelphusa villarosalensis n in Two new genera and three new species of freshwater crabs (Crustacea: Pseudothelphusidae: Potamocarcinini) from Chiapas, Mexico
FIGURE 6. Tzotzilthelphusa villarosalensis n. sp., male holotype. a, dorsal view; b, major chela; c, third maxillipeds; d, frontal portion of carapace; e, apical view of gonopod. Abbreviations: map, marginal process; mep, mesial process; mes, mesial surface; osp, opening of spermatic channel.
FIGURE 2. Sylvathelphusa kalebi n in Two new genera and three new species of freshwater crabs (Crustacea: Pseudothelphusidae: Potamocarcinini) from Chiapas, Mexico
FIGURE 2. Sylvathelphusa kalebi n. sp., male holotype. a, dorsal view; b, major chela; c, third maxillipeds; d, frontal portion of carapace; e, apical view of gonopod. Abbreviations: las, lateral surface; map, marginal process; mes, mesial surface; mep, mesial process; osp, opening of spermatic channel.
FIGURE 2. A–C, Microthelphusa furcifer n in A new species of freshwater crab of the genus Microthelphusa Pretzmann, 1968 (Crustacea: Brachyura: Pseudothelphusidae) from the Amazon region of Guyana
FIGURE 2. A–C, Microthelphusa furcifer n. sp., male holotype cl 16.01, cw 25.03 mm (MZUSP 32309). D–F, Microthelphusa meansi Cumberlidge, 2007, male holotype cl 13.5 mm cw 22.5 mm (USNM 1098372). A–F, left first gonopod: A–D, caudal view; B–E, detail of distal part, lateral view; C–F, detail of distal part, cephalic view. Abbreviations: ap, apical plate; cl, caudal lobe; cpl, cephalic lobe; fas, field of apical spines; ml, marginal lobe; mp, mesial process; ms, marginal suture; smc, semicircular process. Scale bars 1 mm.
FIGURE 1. A–E, Microthelphusa furcifer n in A new species of freshwater crab of the genus Microthelphusa Pretzmann, 1968 (Crustacea: Brachyura: Pseudothelphusidae) from the Amazon region of Guyana
FIGURE 1. A–E, Microthelphusa furcifer n. sp., male paratype (MZUSP 24494). A, body, dorsal view. B, ventral view of cephalothorax. C, frontal view of cephalothorax. D, lateral view of the chela of the right cheliped chela. E, lateral view of the left cheliped chela. CxP4, coxa of pereopod 4. G1, first gonopod. G2, second gonopod. P, penis. St4-8, thoracic sternites 4 to 8. Scale bars A, 10 mm; B, E 5.5 mm; C, 5 mm; D, 7 mm.
FIGURE 3. A–D, Microthelphusa furcifer n in A new species of freshwater crab of the genus Microthelphusa Pretzmann, 1968 (Crustacea: Brachyura: Pseudothelphusidae) from the Amazon region of Guyana
FIGURE 3. A–D, Microthelphusa furcifer n. sp., male holotype cl 16.01, cw 25.03 mm (MZUSP 32309). Left first gonopod: A, caudal view; B, detail of distal part, lateral view; C, detail of distal part, mesial view. D, detail of distal part, cephalic view. Scale bar 1 mm.
FIGURE 3 in Colombiathelphusa, a new genus of freshwater crab from Colombia, and the first location record of Eidocamptophallus chacei (Pretzmann, 1967) (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 3. Eidocamptophallus chacei (Pretzmann, 1967), male, ICN-MHN-CR 2754. A, habitus; B, left first gonopod, caudal view; C, same, cephalic view; D, same, mesial view; E, same, detail of apex, latero-cephalic view; F, left third maxilliped, external view. 1, mesial process; 2, distal lobe of caudal surface; 3, marginal process; 4, marginal tooth; 5, lateral lobe; 6, cephalic lobe; 7, cephalic processes; 8, spermatic channel and field of apical spines.
FIGURE 2. Colombiathelphusa culmarcuata n in Colombiathelphusa, a new genus of freshwater crab from Colombia, and the first location record of Eidocamptophallus chacei (Pretzmann, 1967) (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 2. Colombiathelphusa culmarcuata n. sp., holotype male, ICN-MHN-CR 2801. A, left first gonopod, caudal view; B, same, cephalic view; C, same, lateral view; D, same, mesial view; E, same, detail of apex, disto-cephalic view; F, apex, distal view. 1, marginal suture; 2, marginal process; 3, lateral projection; 4, lateral process: 5, caudal ridge; 6, mesial process; 7, cephalic processes; 8, internal spine of apex; 9, external spine of apex.
FIGURE 1. Colombiathelphusa culmarcuata n in Colombiathelphusa, a new genus of freshwater crab from Colombia, and the first location record of Eidocamptophallus chacei (Pretzmann, 1967) (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 1. Colombiathelphusa culmarcuata n. sp., holotype male, ICN-MHN-CR 2801. A, habitus; B, frontal view of carapace; C, left third maxilliped, external view; D, left efferent branchial channel, external view.
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International Brain Laboratory public data
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OpenNeuro
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