. The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . Aspiotilapia leptura. See page Lamprologus furcifer. See p. 174. 200 THE TANGANYIKA PROBLEM. yellow, spotted with dark brown ; pectoral yellow ; branch lost egal 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. (Iig- facing p. 200.) Teeth very small, in


. The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . Aspiotilapia leptura. See page Lamprologus furcifer. See p. 174. 200 THE TANGANYIKA PROBLEM. yellow, spotted with dark brown ; pectoral yellow ; branch lost egal 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. (Iig- facing p. 200.) Teeth very small, in 4 or 5 series in V)oth jaws, outer bicuspid, separated fromthe series of smaller tricuspid teeth by a rather wide inters[)ace. Depth of Ixwly3 to i\ times in total length, length of head 3J to 3^. Snout, with strongly curvedupper profile, little longer than the diameter of the eye, which is 3A times inlength of head and equal to or a little less than interorbital width ; mouth small, J


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