The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . Asprotilapia leptura. See page Lamprologus furcifer. See p. 174. >o THE TANGANYIKA PROBLEM. yellow, spotted with dark brown ; pectoral yellow; branchiostegal membrane,pectoral region, outer edge of ventrals, and anal vermilion-red. Total length, 120 millim. Two specimens of this handsomely coloured fish, which bears the native name Kasanga Malengi, on M, Dardennes coloured sketch. 71. Tilapia dardennii.—Blgr. 1899. (Fig. facing p. 200.) Teeth very small, in 4
The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . Asprotilapia leptura. See page Lamprologus furcifer. See p. 174. >o THE TANGANYIKA PROBLEM. yellow, spotted with dark brown ; pectoral yellow; branchiostegal membrane,pectoral region, outer edge of ventrals, and anal vermilion-red. Total length, 120 millim. Two specimens of this handsomely coloured fish, which bears the native name Kasanga Malengi, on M, Dardennes coloured sketch. 71. Tilapia dardennii.—Blgr. 1899. (Fig. facing p. 200.) Teeth very small, in 4 or 5 series in both jaws, outer bicuspid, separated fromthe series of smaller tricuspid teeth by a rather wide interspace. Depth of body3 to 3\ times in total length, length of head 3\ to 3J. Snout, with strongly curvedupper profile, little longer than the diameter of the eye, which is 3] times inlength of head and equal to or a little less than interorbital width ; mouth small, \
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