The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . Xenotilapia sima. See p. 190. nearly \ length of head ; soft rays not longer than the spines. Pectoral acutelypointed, nearly as long as head, extending as far as origin of anal. Ventralreaching vent. Anal III. 10 ; third spine a little stronger and shorter than longest 192 THE TANGANYIKA PROBLEM. dorsals. Caudal with deep crescentic notch. Caudal peduncle 2\ as long as deep. 6-7 4^52 Scales 55 —— ; lat. I 26 . Pale brown above, yellowish beneath ; a small dark 13—IS b
The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . Xenotilapia sima. See p. 190. nearly \ length of head ; soft rays not longer than the spines. Pectoral acutelypointed, nearly as long as head, extending as far as origin of anal. Ventralreaching vent. Anal III. 10 ; third spine a little stronger and shorter than longest 192 THE TANGANYIKA PROBLEM. dorsals. Caudal with deep crescentic notch. Caudal peduncle 2\ as long as deep. 6-7 4^52 Scales 55 —— ; lat. I 26 . Pale brown above, yellowish beneath ; a small dark 13—IS brown opercular spot ; a round brown spot on caudal peduncle at root of caudalfin ; dorsal fin greyish, the soft portion with round white spots, other fins yellowish. Total length, 175 millim. Described from a single specimen. Native name, Murungi. 59. Trematocara marginatum.—Blgr. 1899. (Fig., p. 179, upper.) Depth of body 35 times in total length, length of head 2| to 3. Snout withcurved upper profile, shorter than the eye, which is 2h in length of head andexceeds interocular width; mouth extending to below ante
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