. Catalogue of the fresh-water fishes of Africa in the British museum (Natural history) ... Fishes; Freshwater animals. TILAPIA. 219 depth of prseorbital; mouth moderate, about f width of head, extending to between nostril and eye; end of maxillary exposed; lower jaw slightly projecting ; teeth small, in 2 series, about 50 in outer row of upper jaw ; 4 or 5 series of scales on the cheek, width of scaly part equal to or a little less than diameter of eye. Gill-rakers short, 9 to 11 on lower part of anterior arch. Dorsal XIV-XV 10-11; last spine longest, f length of head, longest soft rays about
. Catalogue of the fresh-water fishes of Africa in the British museum (Natural history) ... Fishes; Freshwater animals. TILAPIA. 219 depth of prseorbital; mouth moderate, about f width of head, extending to between nostril and eye; end of maxillary exposed; lower jaw slightly projecting ; teeth small, in 2 series, about 50 in outer row of upper jaw ; 4 or 5 series of scales on the cheek, width of scaly part equal to or a little less than diameter of eye. Gill-rakers short, 9 to 11 on lower part of anterior arch. Dorsal XIV-XV 10-11; last spine longest, f length of head, longest soft rays about |. Anal III 8-9 ; third spine as long as last dorsal. Pectoral about f length of head, not extending to vertical of origin of anal. Ventral reaching vent. Caudal rounded. Caudal peduncle as long as deep. Scales rather strongly denticulate, 30-32 3*-4 lateral lines 18-22 Brownish, with several rather ill-defined daikbars; a black opercular spot; a dark bar from below the eye to the angle of the mouth; vertical fins with small spots, forming oblique streaks on the dorsal. Total length 85 millim. Angola and Upi^er Zambezi. 1. Hgr. Luculla R. at Luculla, Angola. Dr. W. J. Arisorge (C). 2. Hgr. Kazungula, Upp. Zambesi. Eev. L. Jalla (C.); Turin Museum (P.). 53. TILAPIA SWYNNERTONI. Bonleng. Ann. & Mag. N. H. (7) xx. 1907, p. 50. Depth of body 2| to 2f times in total length, length of head 3 times. Fig. Tilajiia swynnertoni. Type. Head twice as long as broad; snout obtuse, with straight or convex upper profile, slightly broader than long, shorter than postocular part. 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 [by Taylor and Francis]
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