PELMATOCHEOMIS. 



425 



broad, with more or less convex upper profile, as long as eye, which is 

 3 times in length of head, nearly 1| times interorbital width, and 1-| to 

 1-| times least depth of praeorbital ; mouth moderate, extending to below 

 anterior border of eye; teeth in 3 series, forming a narrow band, a few 

 on the sides of the lower jaw strongly enlarged ; 40 to 50 teeth in outer 

 row of upper jaw ; 2 or 3 series of scales on the cheek, width of scaly 

 part about \ to -| diameter of eye. Gill-rakers short, ]0 to 13 on lower 

 part of anterior arch. Dorsal XIII 12-14 ; spines equal from the fifth 

 or sixth, about f length of head, soft rays not longer. Anal III 6-8 ; 

 third spine as long as longest dorsal. Pectoral as long as head, reaching 

 origin of anal. Ventral reaching origin of anal or not quite so far. 



Pi". 291. 





1 'elm aior.Jt roni is rhodostigm a . 

 Type (Tr. Z. S. 1906). 



Caudal with deep crescentic notch. Caudal peduncle l£ to If times 

 as long as deep. Scales finely denticulate, 32-35 jq^j ; lateral lines 

 ^rn- Olive above, silvery white below; longitudinal series of pink dots 

 on the body or a lateral series of greyish spots ; throat pink, a dark 

 opercular spot sometimes present ; dorsal streaked with pink, with a 

 dark streak running along the middle; pectorals and ventrals pink; 

 a pink band on each lobe of the caudal. 



Total length 90 millim. 



Lake Tanganyika. 



1-2. Types. Mshale. Dr. W. A. Cunnington (C). 



3. Ad. Uvira. Dr. L. Shippers (0.). 



4. Ad. Mouth of Little Itnsisi R. „ 



