. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). Fishes; Freshwater animals. 108 ClCHLIDyE. liead, extending to below anterior border of eye, or to between nostril and eye; teeth in 3 to 6 more or less regular series, outer largest, 20 (young) to 60 in upper jaw, and separated from the others by a rather wide interspace ; 3 or 4 series of scales on the cheek, width of scaly part equal to or greater than diameter of eye in adult. Gill-rakers short, 8-11 on lower part of anterior arch. Dorsal XIV-XVI 10-13; last spine longest, f to f length of head ; middl
. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). Fishes; Freshwater animals. 108 ClCHLIDyE. liead, extending to below anterior border of eye, or to between nostril and eye; teeth in 3 to 6 more or less regular series, outer largest, 20 (young) to 60 in upper jaw, and separated from the others by a rather wide interspace ; 3 or 4 series of scales on the cheek, width of scaly part equal to or greater than diameter of eye in adult. Gill-rakers short, 8-11 on lower part of anterior arch. Dorsal XIV-XVI 10-13; last spine longest, f to f length of head ; middle soft rays more or less produced in adult, usually as long as head. Anul III 7-10 (usually 8-9); third spine usually shorter than longest dorsal. Pectoral as long Fiir. Tilapia zillii, L. Menzaleh (F. N.). as head or a little shorter, rarely slightly longer, rarely extending to vertical of origin of anal. Ventral usually reaching vent or anal. Caudal truncate or rounded-subtruncate, rounded in old specimens. Caudal peduncle as long as deep or a little deeper than long. Scales cycloid or very feebly denticulate, 28-33 j^; lateral lines j^. Dark green, olive, or brown, usually with 6 to 8 more or less distinct dark cross-bars, with or without a dark stripe along the middle of the side; a black opercular spot; sometimes a dark vertical bar below the eye ; vertical fins with dark markings, ^^hich often form oblique streaks on. 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, Albert, 1858-1937. Codicote, Herts. [Eng : Wheldon and Wesley
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Keywords: ., bookauthorbritishmuseumnatur, bookcentury1900, booksubjectfishes
