Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History) . \ lengthof head. 48 scales in lateral line, ^ in transverse series on body, | intransverse series between dorsal and anal, 12 round caudal above, whitish beneath ; fins colourless. Total length 100 raillim. Congo (Stanley Pool).—Type in Congo Museum, Tervueren. 5. STOMATORHINUS POLYLEPIS. Bouleng. Ann. Mus. Congo, Zool. i. p. 71, pi. xxxi. fig. 6 (1899), and Poiss. , p. 86 (1901). Depth of body 3f to 4-^ times as long as deep, length of head 3^ to 4times. Head lj to 1^ times as long
Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History) . \ lengthof head. 48 scales in lateral line, ^ in transverse series on body, | intransverse series between dorsal and anal, 12 round caudal above, whitish beneath ; fins colourless. Total length 100 raillim. Congo (Stanley Pool).—Type in Congo Museum, Tervueren. 5. STOMATORHINUS POLYLEPIS. Bouleng. Ann. Mus. Congo, Zool. i. p. 71, pi. xxxi. fig. 6 (1899), and Poiss. , p. 86 (1901). Depth of body 3f to 4-^ times as long as deep, length of head 3^ to 4times. Head lj to 1^ times as long as deep ; snout rounded, projectinga little beyond mouth, -§• to \ length of head; mouth small, its width \to ^ length of head; 7 teeth in upper jaw, 8 in lower ; eye very small,-f to -j length of head, -g- interorbital width. Dorsal 18-19, its lengthonce and f in its distance from head. Anal 20-23, 4th or 5th ray below1st of dorsal, a little nearer base of caudal than base of ventral. Pectoralobtusely pointed, |- to |- length of head, If to 2 times length of ventral, Fig. Stomatorhimis (A. M. C). f extending more or less beyond base of latter. Caudal with roundedlobes. Caudal peduncle twice as long as deep, \ length of head. 54-60 scales in lateral line, ^0 in transverse series on body, jjjij in trans-verse series between dorsal and anal, 20-22 round caudal purplish brown, lighter beneath ; fins grey. Total length 110 millim. Congo.—Types in Congo Museum, Two of the types. Coqnilhatville, Upper Congo. M. P. Delhez (C). &2 6. STOMATORHINUS MICROPS. Bouleng. Ann. Mus. Congo, Zool. i. p. 9, pi. iv. fig. 2 (1898), Proc. Zool. , p. 800, and Poiss. Bass. Congo, p. 87 (1901). Depth of body 4 to 4-^ times in total length, length of head 4 1| to 1^ times as long as deep ; snout lounded, strongly projectingbeyond mouth, ^ to f length of head; mouth small, its width % to \length of head; 7 teeth in up
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