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117 results for “Psilorhynchus”
Figure 3 in Osteology of the South Asian Genus Psilorhynchus McClelland, 1839 (Teleostei: Ostariophysi: Psilorhynchidae), with investigation of its phylogenetic relationships within the order Cypriniformes
Figure 3. Neurocranium of Psilorhynchus in dorsal (i), lateral (left side) (ii), and ventral (iii) view. Anterior to left. A, Psilorhynchus sucatio, CAS 50289, 39.6-mm standard length (SL). B, Psilorhynchus balitora, UMMZ 244782, 31.2-mm SL. C, Psilorhynchus breviminor, ZRC 43452, paratype, 32.0-mm SL. D, Psilorhynchus gracilis, UMMZ 205345, paratype, 39.1-mm SL. E, Psilorhynchus robustus, CMK 17941, paratype, 58.1-mm SL. F, Psilorhynchus pseudecheneis, KU 29517, 41.5-mm SL. Cartilage highlighted in grey. Abbreviations: AV–VII, anterior opening of trigeminal–facial chamber; Apto, autopterotic; Asph, autosphenotic; Boc, basioccipital; BocPr, basioccipital process; E, ethmoid complex; Exoc, exoccipital; Epo, epioccipital; FIX, foramen for glossopharyngeal nerve; Fr, frontal; FX, foramen for vagus nerve; LE, lateral ethmoid; MaPl, masticatory plate of the basioccipital; N, nasal; Orsph, orbitosphenoid; Pa, parietal; PE, prethmoid; Pro, prootic; Psph, parasphenoid; Ptsph, pterosphenoid; PV–VII, posterior opening of trigeminal–facial chamber; Soc, supraoccipital; Sor, supraorbital; STF, subtemporal fossa; Vo, vomer.
Figure 2 in Osteology of the South Asian Genus Psilorhynchus McClelland, 1839 (Teleostei: Ostariophysi: Psilorhynchidae), with investigation of its phylogenetic relationships within the order Cypriniformes
Figure 2. Previous hypotheses of relationships amongst cypriniform fishes. A, Hora's views on the evolution of the Balitoridae and Psilorhynchus; redrawn from Hora (1920). B, phylogenetic relationships of cypriniform fishes from Siebert (1987), based on parsimony analysis of 41 morphological characters. C, phylogenetic relationships of cypriniform fishes from Conway & Mayden (2007), based on parsimony analysis of 24 morphological characters. D, phylogenetic relationships of cypriniform fishes from Šlechtová et al. (2007), based on Bayesian analysis of RAG1 sequences. E, phylogenetic relationships of cypriniform fishes from He et al. (2008), based on Bayesian analysis of mitochondrial sequences. Grey and black vertical bars indicate the superfamilies Cyprinoidea and Cobitoidea, respectively, in B–E. Non-cyprinid clades collapsed to single terminals in D and E.
Figure 1 in Osteology of the South Asian Genus Psilorhynchus McClelland, 1839 (Teleostei: Ostariophysi: Psilorhynchidae), with investigation of its phylogenetic relationships within the order Cypriniformes
Figure 1. Reproduction of Hamilton's original illustrations of Psilorhynchus balitora (Hamilton), as reproduced by McClelland (1839).
FIGURE 19 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 19. Oromandibular structures of Psilorhynchus nudithoracicus, KU 28815, 24.0 mm SL. A. Ventral surface of head, anterior to top. B. Close up of box in A, showing unculi on upper lip. C. Skin fold at right side of mouth. Abbreviations: LJ, lower jaw; LL, lower lip; Pap, globular papilla; RC, rostral cap; SF, skin fold; TB, tastebud; UL, upper lip.
FIGURE 13 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 13. Dorsal surface of the neurocranium of Psilorhynchus sucatio and members of the P. balitora and P. nudithoracicus species groups, showing cranial fontanelle and surrounding bones, anterior to top. A. Psilorhynchus sucatio, CAS 50289, 39.6 mm SL. B. Psilorhynchus melissa, UMMZ 248830, paratype, 49.8 mm SL. C. Psilorhynchus nudithoracicus, UMMZ 205345, 39.1 mm SL. D. Psilorhynchus robustus, CMK 17941, Paratype, 58.1 mm SL. E. Psilorhynchus tenura, uncat., 38.0 mm SL. F. Psilorhynchus balitora, UMMZ 244782, 31.2 mm SL. G. Psilorhynchus breviminor, ZRC 43452, paratype, 32.0 mm SL. H. Psilorhynchus brachyrhynchus, NRM 40922, 38.0 mm SL. I. Psilorhynchus nepalensis, KU 40663, 42.0 mm SL. J. Psilorhynchus pavimentatus, UMMZ 248832, paratype, 48.7 mm SL. K. Psilorhynchus rahmani, ZRC 51437, paratype, 28.9 mm SL. L. Psilorhynchus hamiltoni, UMMZ 249904, paratype, 26.3 mm SL. Cephalic sensory canals illustrated on left side only. Abbreviations: E, ethmoid complex; Fr, frontal; Pa, parietal; Soc, supraoccipital.
FIGURE 10 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 10. Distribution of Psilorhynchus sucatio. Grey symbol indicates type locality of P. s. damodarai. Symbols may represent more than one collection locality.
FIGURE 23. Psilorhynchus hamiltoni, UMMZ 249903 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 23. Psilorhynchus hamiltoni, UMMZ 249903, holotype, 30.6 mm SL; India: West Bengal, Tista River at Tista Barrage.
FIGURE 20 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 20. Live individual of Psilorhynchus nudithoracicus. UMMZ 244913, ~ 40.0 mm SL; Bangladesh: Tista River at Jalpaiguri.
FIGURE 5 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 5. Psilorhynchus sucatio, KU 40664, 55.1 mm SL; Nepal: Narayani, tributary of the Rapti River.
FIGURE 12 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 12. Ventral surface between paired fins of Psilorhynchus sucatio and members of the P. balitora, P. homaloptera and P. nudithoracicus species groups. A. Psilorhynchus sucatio, KU 40664, 64.4 mm SL. B. Psilorhynchus nudithoracicus, UMMZ 205351, 45.1 mm SL. C. Psilorhynchus melissa, UMMZ 248829, holotype, 47.6 mm SL. D. Psilorhynchus robustus, CMK 17491, paratype, 49.3 mm SL. E. Psilorhynchus balitora, KU 40443, 41.9 mm SL. F. Psilorhynchus breviminor, ZRC 43452, paratype, 39.0 mm SL. G. Psilorhynchus brachyrhynchus, NRM 40922, paratype, 45.5 mm SL. H. Psilorhynchus nepalensis, KU 40663, 47.4 mm SL. I. Psilorhynchus pavimentatus, UMMZ 248831, holotype, 48.7 mm SL. J. Psilorhynchus rahmani, ZRC 51437, paratype, 34.0 mm SL. K. Psilorhynchus pseudecheneis, KU 29517, 77.7 mm SL. L. Psilorhynchus homaloptera, IHB 74VII2094, 1, 93.9 mm SL.
FIGURE 15. Psilorhynchus nudithoracicus, UMMZ 205342 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 15. Psilorhynchus nudithoracicus, UMMZ 205342, holotype of P. gracilis, 50.5 mm SL; Bangladesh, Jabuneswari River at Badarganj.
FIGURE 2 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 2. Schematic representation of the cephalic sensory system of Psilorhynchus. Only canal bearing bones are illustrated (with exception of supraorbital). See text for explanation. Abbreviations: Ang, anguloarticular; Fr, frontal; IO1-5, infraorbital 1-5; Na, nasal; Pa, parietal; Pop, preopercle; Pter, pterotic; So, supraorbital; Soc, supraoccipital.
FIGURE 9 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 9. Oromandibular structures of Psilorhynchus sucatio, UMMZ 205349, 23.5 mm SL. A. Ventral surface of head, anterior to top of page. B. Close up of box i in A, showing unculi on upper lip. C. Close up of box ii in A, showing tastebuds on lower lip. D. Skin fold at right side of mouth. E. Globular papillae on surface of superficial portion of lower jaw cushion; three tastebuds are encircled with black dashed circles. F. Posterior edge of rostral cap close to ventral midline, showing tastebuds and eroded tubercles; four tastebuds are encircled with black dashed circles. G. Close up of box iii in A, showing unculi on lower jaw. Abbreviations: LJ, lower jaw; LL, lower lip; MT, tubercle; Pap, globular papilla; RC, rostral cap; SF, skin fold; TB, tastebud; UL, upper lip.
FIGURE 1 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 1. Morphometric characters (A) and pigmentation terminology (B) utilized herein. 1, Standard length (SL); 2, predorsal length; 3, dorsal-fin height; 4, head length (HL); 5, caudal peduncle length; 6, snout length; 7, eye diameter; 8, body depth at dorsal-fin origin; 9, caudal peduncle width; 10, head depth through orbit; 11, pelvic-fin length; 12, caudal peduncle depth; 13, prepectoral length; 14, pectoral-fin length; 15, anus to anal-fin origin; 16, anal-fin length; 17, prepelvic length; 18, preanus length; 19, preanal length; 20, mouth width; 21, interorbital distance; 22, head width through orbit.
FIGURE 25 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 25. Oromandibular structures of Psilorhynchus balitora, BMNH 2010.2.2.5 - 6, 32.0 mm SL. A. Ventral surface of head, anterior to top. B. Close up of box i in A, showing unculi on upper lip. C. Close up of box ii in A, showing tastebuds on lower lip. D. Skin fold at right side of mouth. E. Lower jaw cushion. Abbreviations: LJ, lower jaw; LL, lower lip; MT, tubercle; RC, rostral cap; SF, skin fold; TB, tastebud; UL, upper lip; UnPap, unculiferous globular papilla.
FIGURE 14 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 14. PCA scatter of the size corrected morphometric data for 83 specimens of Psilorhynchus sucatio, including 57, 19, and 7 individuals from the Ganges (filled square), Brahmaputra (open circle), and Meghna (open triangle) drainages, respectively.
FIGURE 24 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 24. Oromandibular structures of Psilorhynchus hamiltoni, UMMZ 249904, paratype, 26.0 mm SL. A. Ventral surface of head, anterior to top. B. Close up of box i in A, showing unculi on upper lip. C. Close up of box ii in A, showing tastebuds on lower lip. D. Skin fold at right side of mouth. E. Unculiferous globular papillae on surface of superficial portion of lower jaw cushion. F. Posterior edge of rostral cap close to ventral midline, showing tastebuds and eroded tubercles; four tastebuds are encircled with black dashed circles. G. Close up of box iii in A, showing unculi on lower jaw. Abbreviations: LJ, lower jaw; LL, lower lip; MT, tubercle; RC, rostral cap; SF, skin fold; TB, tastebud; UL, upper lip; UnPap, unculiferous globular papilla.
FIGURE 17 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 17. Psilorhynchus nudithoracicus, KU 40662, 46.3 mm SL; Nepal: Chitwan, tributary of the Rapti River. Pectoral and pelvic fin from right side absent.
FIGURE 22 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 22. PCA scatter of the size corrected morphometric data for 49 specimens of P. nudithoracicus, including 26, 16, 5 and 2 individuals from the Ganges (filled square), Brahmaputra (open circle), Meghna (open triangle) and Sangu (cross) drainages, respectively.
FIGURE 21 in On Psilorhynchus sucatio and P. nudithoracicus, with the description of a new species of Psilorhynchus from northeastern India (Ostariophysi: Psilorhynchidae)
FIGURE 21. Distribution of Psilorhynchus nudithoracicus and P. hamiltoni. Grey symbols indicate localities obtained from the literature. Open grey and open black triangle represent the type localities of P. nudithoracicus and P. gracilis, respectively. Symbols may represent more than one collection locality.
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