Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History) . Caudal peduncle about twice as long as 102 8-11 51-58 scales in lateral line, rr-p in trans- deep, § to f length of head. S—11 verse series on body, ^- in transverse series between dorsal and anal,12 round caudal peduncle. Blackish brown above, sides silvery, speckledwith dark brown. Total length 125 millim. White Nile, Gambia, Niger. 1. Type. Gambia. 2. Type. Ad. W. Ad. Faskoda, White Skel. ,, „ 10-13. Ad. Polkom, Bare- R. (Sobat). Mr. J. T. Dalton (C). L. Loat, E
Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History) . Caudal peduncle about twice as long as 102 8-11 51-58 scales in lateral line, rr-p in trans- deep, § to f length of head. S—11 verse series on body, ^- in transverse series between dorsal and anal,12 round caudal peduncle. Blackish brown above, sides silvery, speckledwith dark brown. Total length 125 millim. White Nile, Gambia, Niger. 1. Type. Gambia. 2. Type. Ad. W. Ad. Faskoda, White Skel. ,, „ 10-13. Ad. Polkom, Bare- R. (Sobat). Mr. J. T. Dalton (C). L. Loat, Esq. (C). Mr. P. C. Zapbiro (C); McMillan, Esq. (P.). 7. GNATHONEMUS LEOPOLDIANUS. Bouleng. Ann. Mus. Congo, Zool. i. p. 72, fig. 3 (1899), and Poiss. , p. 9i (1901). Depth of body 3i to 4 times in total length, length of head 4-j to 4Jtimes. Head a little longer than deep, upper profile declivous andfeebly convex ; snout a little more than ^ length of head ; teeth notched,6 or 8 in upper jaw, 10 in lower ; chin scarcely swollen; eye moderately Fig. Gnathonemm (A. M. C). |. large, not more than h length of snout, |- interocular width. Dorsal24-25, originating above 5th or 6th ray of anal, its length \, or a littleless than \, its distance from head. Anal 30-31, nearer base of caudalthan base of ventral. Pectoral pointed, a little shorter than head, twice GNATHONEMUS. 103 as long as ventral, extending beyond base of latter. Caudal scaled in itsbasal half, with long, pointed lobes. Caudal peduncle twice as long asdeep, § to f length of head. 55-60 scales in lateral line, ^-^ in trans-verse series on body, g^ in transverse series between dorsal and anal,12 round caudal peduncle. Uniform blackish. Total length 270 millim. Lake Leopold II., Congo.—Types in Congo Museum, One or the typos. Ibali. M. P. Delhcz (C). 8. GNATHONEMUS Bull. Mus. Paris, 1904, p. 440. Depth of body equal to length of head, 5t
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