. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). British Museum (Natural History); Fishes; Freshwater animals. 242 CICHLID-E. above, somewhat lighter beneath; seven ill-defined black bars on the body, and a vertical black bar below the anterior third of the eye; a black opercular spot; dorsal and ventral fins dark brown or black, the Fig. Tilapia nigricans. Type (F. N.). other fins dark greyish brown, the anal often with 3 or 4 orange ocellar spots. Total length 140 millim. Lake Victoria and Victoria Nile. 1-2. Types. Entebbe. Mr. E. Degen (C). 3.


. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). British Museum (Natural History); Fishes; Freshwater animals. 242 CICHLID-E. above, somewhat lighter beneath; seven ill-defined black bars on the body, and a vertical black bar below the anterior third of the eye; a black opercular spot; dorsal and ventral fins dark brown or black, the Fig. Tilapia nigricans. Type (F. N.). other fins dark greyish brown, the anal often with 3 or 4 orange ocellar spots. Total length 140 millim. Lake Victoria and Victoria Nile. 1-2. Types. Entebbe. Mr. E. Degen (C). 3. Ad. Kakindu, Victoria Nik. Dr. E. Bayon (C.) ; Genoa Museum (P.). 4. Skel. „ „ „ „ 74. TILAPIA SIMOTES. Bouleng. Ann. Mus. Genova, (3) v. 1911, p. 75, pi. iii. fig. 4. Depth of body equal to or a little greater than length of head, 2f to 3 times in total length. Head twice as long as broad, upper profile forming an even, strong curve; snout broadly rounded, much broader than long, as long as eye, which is 8-j to Z\ times in length of head, equals interorbital width, and exceeds least depth of prseorbital; upper jaw projecting beyond lower; maxillary extending to below anterior border of eye, or a little beyond; teeth small, very slender, closely set, in 6 to 8 series, outer bicuspid, others tricuspid ; 68 to 80 teeth in outer series of upper jaw ; 3 or 4 series of scales on the cheek, the depth of the scaly part below the eye a little less than diameter of latter. Gill-rakers rather short, 8 or 9 on lower part of anterior arch. Dorsal XV-XVI 9-10; spines increasing in length to the last, which measures. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). Dept. of Zoology; Boulenger, George Albert, 1858-1937. London : Printed by order of the Trustees : Sold by Longmans &a


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