Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History) . c. p. dorsalis, Griinth. Cat. Fish. vi. p. 222 (1866) ; Steind. Sitzb. Ak. Wien, lxi. i. 1870, p. 554, pi. iv. fig. occidentalis, Giinth. t. c. p. bebe, Bouleng. Proc. Zool. Soc. 1898, p. 820, and Fish. Nile, p. 70, pi. v. fig. 2 (1907).? Hyperopisus tenuicavda, Pellegr. Bull. Mus. Paris, 1904, p. 312. Depth of body 3§ to 5^ times in total length, length of head 4| to5§ times. Head a little longer than deep, with strongly curved upperprofile ; snout f to £ as l
Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History) . c. p. dorsalis, Griinth. Cat. Fish. vi. p. 222 (1866) ; Steind. Sitzb. Ak. Wien, lxi. i. 1870, p. 554, pi. iv. fig. occidentalis, Giinth. t. c. p. bebe, Bouleng. Proc. Zool. Soc. 1898, p. 820, and Fish. Nile, p. 70, pi. v. fig. 2 (1907).? Hyperopisus tenuicavda, Pellegr. Bull. Mus. Paris, 1904, p. 312. Depth of body 3§ to 5^ times in total length, length of head 4| to5§ times. Head a little longer than deep, with strongly curved upperprofile ; snout f to £ as long as postorhital part of head ; eye moderate,its diameter about i length of snout; width of mouth y or £ lengthof head. Dorsal 12-] 6, 2h to 3J times as far from head as fromcaudal. Anal 58-68, originating at equal distance from end of snout IIYPEROPrSUS. 143 and from root of caudal, or a little nearer latter. Pectoral obtuselypointed, § to £- length of head, ventral j to f. Caudal scaled, withobtusely pointed lobes. Caudal peduncle 2 to 2§ times as long as deep, Fig. ILjperopisus Nile (E. N.). J. nearly ^ to f length of head. 93-120 scales in lateral line, ^lyy in transverse series on body, lg^ in transverse series between dorsal andanal, 20 (rarely 18 or 22) round caudal peduncle. Plumbeous or oliveabove, silvery beneath. Total length 460 millim. Lower Nile to Blue Nile and Bahr-el-Gebel, Chad Basin, Senegal,Gambia, Niger.—Type in Paris Museum. Lower Nile. Barrage N. of Cairo. Beni Souef, Lower Nile, Between Beni Souef and Biba. Near Luxor. Khartum. 1-4. Ad. & hgr. 5. Ad. 6-7. Ad. 8-9. Hgr. & yg18-19. Ad. & yg. 20. Skel. 21. Ad. 22-24. Ad. & Ad. & Ad. & hgr. 32. Ad. 33. Ad. 34. Ad. 35. Ad. 36-38. Ad. & Ad. S. S. Allen, Esq. (P.).L. Loat, Esq. (C). Wad Medine, Blue , White , ,, Tewfikyeh, „Kerro, , ,,Wadelai, ,, B. Shari at Lou
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