. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). British Museum (Natural History); Fishes; Freshwater animals. TILAPIA. 225 brown longitudinal band in its upper portion ; male with the mouth and ventrals blackish (dark blue in life), and a few large bright ocellar spots on the anal. Total length 115 millim. Angola. 1-2. Types. 3. Skel. Luciillii H. at Luculla. Dr. W. J. Ansorge (C). 59. TILAPIA WILLIAMSIL Chromis loilliamsi, Giinth. Proc. Zoo!. >Soc. 1893, p. G21, pi. hi. fig. C. Tilapia williarnsi, Bouleng. Tr. Zool. Soc. xv. 1898, p. 4, and Proc. Zo


. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). British Museum (Natural History); Fishes; Freshwater animals. TILAPIA. 225 brown longitudinal band in its upper portion ; male with the mouth and ventrals blackish (dark blue in life), and a few large bright ocellar spots on the anal. Total length 115 millim. Angola. 1-2. Types. 3. Skel. Luciillii H. at Luculla. Dr. W. J. Ansorge (C). 59. TILAPIA WILLIAMSIL Chromis loilliamsi, Giinth. Proc. Zoo!. >Soc. 1893, p. G21, pi. hi. fig. C. Tilapia williarnsi, Bouleng. Tr. Zool. Soc. xv. 1898, p. 4, and Proc. Zool. Soc. 1899, p. 132 ; Pellegr. Mem. Soc. Zool. France, xv. 1904, p. 335. Depth of body equal to length of head, 3 times in total length. Head twice as long as broad; snout broadly rounded, with slightly convex upper profile, broader than long, much shorter than postocular part of Fie. 147. â -â â â ' &m. '£' :?::â â _,'.<<*$_}. Tilapia williamsii. Type, after Giinther (P. Z. S. 1893). head ; eye a little shorter than snout, 4 times in length of head, a little less than interorbital width, equal to least depth of praeorbital; mouth broad, £ width of head, with thick lips, extending to below anterior border of eye; teeth in 5 or 6 series, outer larger; in the upper jaw the lateral teeth are conical and rather abruptly differentiated from the others, which are bicuspid ; 52 teeth in outer series of upper jaw ; 4 series of scales on the cheek, width of scaly part equal to diameter of eye. Gill-rakers short, 10 on lower part of anterior arch. Dorsal XVII 8 ; last spine longest, nearly h length of head, £ longest soft rays. Anal III 7 ; third spine a little shorter than last dorsal. Pectoral f length of head, not extending to origin of anal. Ventral reaching vent. vol. in. Q. 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 pe


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