The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . -v,-,,v, {^ ._•Ectodus melanogenys. See p. 188. .-. Tilapia grandoculis. See p. 206. i94 THE TANGANYIKA PROBLEM. 61. Telematochromis vittatus.—Blgr. 1898. (Fig. p. 187. Middle.) Twelve to 16 enlarged conical teeth, tipped with brown, in the outer row in eachjaw. Depth of body 4.} to 4§ times in total length, length of head 4. Snoutdescending in a strong curve, as long as or a little longer than the diameter of the eye,which is 3! to 4 times in length of head and equals
The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . -v,-,,v, {^ ._•Ectodus melanogenys. See p. 188. .-. Tilapia grandoculis. See p. 206. i94 THE TANGANYIKA PROBLEM. 61. Telematochromis vittatus.—Blgr. 1898. (Fig. p. 187. Middle.) Twelve to 16 enlarged conical teeth, tipped with brown, in the outer row in eachjaw. Depth of body 4.} to 4§ times in total length, length of head 4. Snoutdescending in a strong curve, as long as or a little longer than the diameter of the eye,which is 3! to 4 times in length of head and equals interorbital width ; maxillaryextending below nostril; head naked, opercle with a few deciduous scales. Gill-rakers very short and few. Dorsal 8 ; spines increasing in length tothe last, which equals 5 length of head; soft rays a little longer. Pectoral\ length of head. Ventral produced into a short filament, reaching origin ofanal. Anal VII. 5-6 ; spines increasing in length to the last, which equals last 6dorsal. Caudal rounded Caudal peduncle as long as deep. Scales 45-52 — > 25^—29 lat 1 • Yellowish, with a dark brown lateral stripe from the up
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