THE TANGANYIKA PROBLEM. 185 
below ; dorsal and anal bluish grey ; ventrals and caudal yellowish ; pectorals 
yellow ; two dark streaks on the dorsal. 
Total length, 275 millim. 
Described from a single specimen from Kinyamkolo, taken at a depth of 400 feet. 
The specimen is a female with ripe ova ; these are of large size, measuring 3^ 
Julidochromis ornatus. See p. 176. 
millim. in diameter. The stomach contains a small partially digested fish of the 
genus Paratilapia, as first ascertained by a sciagraph kindly prepared by Messrs. 
Gardiner and Green, through which it was possible to compare the structure of the 
vertebral column, with that of other members of the family Cichlidm. The 
insertion of the ribs is typical, viz., sessile, except on the last three pnecaudal 
Paratilapia macrops. 
vertebrae ; the transverse processes are short and in front of the ribs. The number 
of vertebrae agrees with that of the more elongate species of Paratilapia. 
51. Bathybates fasciatus. — Blgr. 1901. (Fig., p. 183.) 
Depth of body 4J times in total length, length of head 3^ times. Shape of 
head similar to that of B. ferox, but eye smaller, its diameter about twice 
