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1,021 results for “Freshwater crabs”
FIGURE 3 in Redescriptions of three species of freshwater crabs from the Democratic Republic of Congo, Central Africa (Brachyura: Potamoidea: Potamonautidae)
FIGURE 3. Potamonautes langi (Rathbun, 1921). Holotype, adult male, CW 45 mm, from the Congo River at Kisangani, D.R. Congo (AMNH 3353). Whole animal A, frontal view; B, dorsal view; C, ventral view. Scale bar: 21.4 mm (A–C).
FIGURE 2 in Redescriptions of three species of freshwater crabs from the Democratic Republic of Congo, Central Africa (Brachyura: Potamoidea: Potamonautidae)
FIGURE 2. Potamonautes langi (Rathbun, 1921). Holotype, adult male, CW 45 mm, from the Congo River at Kisangani, D.R. Congo (AMNH 3353). A, mandible frontal view; B, mandibular palp superior view; C, third maxilliped frontal view; D, G1 ventral view; E, G1 dorsal view; F, superior view of terminal article; G, G2 ventral view. Scale bar: 2.5 mm (A), 1.5 mm (B), 12.5 mm C, 4.5mm (D–G).
FIGURE 1 in Redescriptions of three species of freshwater crabs from the Democratic Republic of Congo, Central Africa (Brachyura: Potamoidea: Potamonautidae)
FIGURE 1. Potamonautes langi (Rathbun, 1921). Holotype, adult male, CW 45 mm, from the Congo River at Kisangani, D.R. Congo (AMNH 3353). A, carapace, frontal view; B, dorsal view; C, anterior thoracic sternum; D, right cheliped, frontal view; E, left cheliped, frontal view; F, carpus and merus of right cheliped, dorsal view; G, carpus and merus of right cheliped, ventral view; H, pereiopod 3; I, pleon (abdomen). Scale bar: 10.8 mm (A–I).
FIGURE 9 in Redescriptions of three species of freshwater crabs from the Democratic Republic of Congo, Central Africa (Brachyura: Potamoidea: Potamonautidae)
FIGURE 9. Potamonautes congoensis (Rathbun, 1921). Holotype, adult male, CW 44 mm, from the Nepoko River near Kisangani, D.R. Congo (AMNH 3354). A, carapace, frontal view; B, dorsal view; C, anterior thoracic sternum; D, right cheliped, frontal view; E, left cheliped, frontal view; F, carpus and merus of right cheliped, dorsal view; G, carpus and merus of right cheliped, ventral view; H, pereiopod 3; I, pleon (abdomen); J, third maxilliped, frontal view. Scale bar: 14.2 mm (A–I), 3.5 mm (J).
FIGURE 4. Spiralothelphusa gibberosa n in Spiralothelphusa gibberosa, a new freshwater crab (Brachyura: Gecarcinucidae) from Thrissur district, Kerala, India
FIGURE 4. Spiralothelphusa gibberosa n. sp., holotype male (ZSI, WRC-C.1186). A, dorsal view of left G1; B, ventral view of left G1; C, lateral view of left G1; D, left G2. Scale bar = 1 mm.
FIGURE 7 in Redescriptions of three species of freshwater crabs from the Democratic Republic of Congo, Central Africa (Brachyura: Potamoidea: Potamonautidae)
FIGURE 7. Potamonautes stanleyensis (Rathbun, 1921). Holotype, adult male, CW 34.7 mm, from the Congo River at Kisangani, D.R. Congo (AMNH 3353). Whole animal A, frontal view; B, dorsal view. Scale bar: 14.8 mm (A–B).
FIGURE 2. Spiralothelphusa gibberosa n in Spiralothelphusa gibberosa, a new freshwater crab (Brachyura: Gecarcinucidae) from Thrissur district, Kerala, India
FIGURE 2. Spiralothelphusa gibberosa n. sp., holotype male (ZSI, WRC-C.1186). A, dorsal view; B, frontal view; C, ventral view. Scale bar = 10 mm.
FIGURE 12 in Redescriptions of three species of freshwater crabs from the Democratic Republic of Congo, Central Africa (Brachyura: Potamoidea: Potamonautidae)
FIGURE 12. Map of the D.R. Congo in Central Africa showing the known localities of P. congoensis (black circles, not shown to scale). See text for exact locality coordinates.
FIGURE 3. Spiralothelphusa gibberosa n in Spiralothelphusa gibberosa, a new freshwater crab (Brachyura: Gecarcinucidae) from Thrissur district, Kerala, India
FIGURE 3. Spiralothelphusa gibberosa n. sp., holotype male (ZSI, WRC-C.1186). A, dorsal view; B, frontal view; C, anterior male thoracic sternites; D, male abdomen; E, left third maxilliped. Scale bar = 5 mm.
FIGURE 5 in Spiralothelphusa gibberosa, a new freshwater crab (Brachyura: Gecarcinucidae) from Thrissur district, Kerala, India
FIGURE 5. Habitat of Spiralothelphusa gibberosa n. sp. A, rice fields; B, canal; C, burrow in canal embankment.
FIGURE 5 in Redescriptions of three species of freshwater crabs from the Democratic Republic of Congo, Central Africa (Brachyura: Potamoidea: Potamonautidae)
FIGURE 5. Potamonautes stanleyensis (Rathbun, 1921). Holotype, CW 34.7 mm, from affluent of the Tschopo River near Kisangani, D.R. Congo (AMNH 3459). A, carapace, frontal view; B, dorsal view; C, anterior thoracic sternum; D, right cheliped, frontal view; E, left cheliped, frontal view; F, carpus and merus of right cheliped, dorsal view; G, carpus and merus of right cheliped, ventral view; H, pereiopod 3; I, pleon (abdomen); J, third maxilliped frontal view. Scale bar: 11.0 mm (A–I), 6.25 mm (J).
FIGURE 3 A–C, Kingsleya celioi n in A new species of freshwater crab of the genus Kingsleya Ortmann, 1897 (Crustacea: Brachyura: Pseudothelphusidae) from Amazonia, Brazil
FIGURE 3 A–C, Kingsleya celioi n. sp., male holotype, cl 14.43 mm, cw 23.77 mm (MZUSP 25365). D, Kingsleya junki holotype, cl 21.2 mm, cw 33.4 mm (MEG 777). E, Kingsleya junki cl 46.1 mm, cw 28.7 mm (MZUSP 32818). Left first gonopod: A, D, E, abdominal view; B, lateral view; C, sternal view. Abbreviations: ap, apical plate; dl, distal lobe of the apical plate; fas, field of apical spines; map, marginal process; mp, mesial process; pl, proximal lobe; smp, semicircular process of the apical plate; spo, spine-like outgrowth of the apical plate. Scale bars 0.5 mm.
FIGURE 1. A–E. Kingsleya celioi n in A new species of freshwater crab of the genus Kingsleya Ortmann, 1897 (Crustacea: Brachyura: Pseudothelphusidae) from Amazonia, Brazil
FIGURE 1. A–E. Kingsleya celioi n. sp., male holotype, cl 14.43 mm, cw 23.77 mm (MZUSP 25365): A, habitus, dorsal view; B, cephalothorax, ventral view; C, cephalothorax, frontal view; D–E, lateral view of right and left chelipeds, respectively. Scale bars A, C 10 mm; D, B, E 5 mm.
FIGURE 2 A–D, Kingsleya celioi n in A new species of freshwater crab of the genus Kingsleya Ortmann, 1897 (Crustacea: Brachyura: Pseudothelphusidae) from Amazonia, Brazil
FIGURE 2 A–D, Kingsleya celioi n. sp., male holotype, cl 14.43 mm, cw 23.77 mm (MZUSP 25365): A–D, distal part of left first gonopod in abdominal, lateral, mesial and sternal views, respectively. Scale bar 1 mm.
FIGURE 86 in Taxonomy of the freshwater crabs of Costa Rica, with a revision of the genus Ptychophallus Smalley, 1964 (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 86. Distribution map of Potamocarcinus magnus (Rathbun, 1896), P. nicaraguensis Rathbun, 1893, and P. richmondi (Rathbun, 1893).
FIGURE 84 in Taxonomy of the freshwater crabs of Costa Rica, with a revision of the genus Ptychophallus Smalley, 1964 (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 84. Distribution map of Ptychophallus tumimanus (Rathbun, 1898), and P. uncinatus Campos & Lemaitre, 1999.
FIGURE 79 in Taxonomy of the freshwater crabs of Costa Rica, with a revision of the genus Ptychophallus Smalley, 1964 (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 79. Distribution map of Ptychophallus colombianus (Rathbun, 1896), and P. montanus (Rathbun, 1898).
FIGURE 78 in Taxonomy of the freshwater crabs of Costa Rica, with a revision of the genus Ptychophallus Smalley, 1964 (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 78. Distribution map of Ptychophallus cocleensis Pretzmann, 1965, P. lavallensis Pretzmann, 1978, and P. micracanthus Rodríguez, 1994.
FIGURES 71–76 in Taxonomy of the freshwater crabs of Costa Rica, with a revision of the genus Ptychophallus Smalley, 1964 (Crustacea: Decapoda: Pseudothelphusidae)
FIGURES 71–76. Potamocarcinus magnus (Rathbun, 1896): 71, left first gonopod, holotype, USNM 19049, caudal-mesial view; 72, same data, latero-cephalic view of distal part. Potamocarcinus nicaraguensis Rathbun, 1893: 73, left first gonopod, INPA 1869, caudal-mesial view; 74, same data, lateral view of distal part. Potamocarcinus richmondi (Rathbun, 1893): 75, left first gonopod, TMNH Acc. Nr. 94-100, caudal-mesial view; 76, same data, lateral view of distal part (ce, cephalic process; cp, caudal process; cst, caudal setae; fas, field of apical spines; ls, lateral suture; me, mesial process; mp, marginal process; ms, marginal suture). Scale bars: 71, 75 = 1 mm; 72–74, 76 = 2 mm.
FIGURE 81 in Taxonomy of the freshwater crabs of Costa Rica, with a revision of the genus Ptychophallus Smalley, 1964 (Crustacea: Decapoda: Pseudothelphusidae)
FIGURE 81. Distribution map of Ptychophallus goldmanni Pretzmann, 1965, and P. kuna Campos & Lemaitre, 1999.
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International Brain Laboratory public data
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OpenNeuro
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