Tlir 



Fishes of South A/'rirn. 



523 



before the eyes ; snout rounded, 1 1 times as long as broad, a little more 

 than -J length of postocular part of head ; eye 6 T 3 y times in length of 

 head, 1^ times in interorbital width, | preorbital depth ; mouth pro- 

 tractile, reaching to a little beyond vertical of anterior border of eye, 

 lower lip projecting ; premaxillary processes long, reaching to between 

 the eyes ; 8 series of scales on the cheek, depth of scaly part 2.', times 

 diameter of eye. Grill-i-akers short and thick, bifid and trifid near 

 angle, 12 on lower part of anterior arch. 



FIG. Ii2. Paratilapia zambesensis. -f^. 



Dorsal xvi 14 ; spines strong and increasing in length to the last, 

 which is about y^ length of head ; longest soft rays -| length of head. 

 Pectoral f length of head, reaching to vent. Ventral nearly A length 

 of head, reaching to origin of anal. Anal iii 10 ; 3rd spine % length 

 of longest dorsal spine. Caudal rounded, caudal peduncle 1-J. times as 



/> i 



deep as long. Scales cycloid, 36^* ; lateral lines f-f. 



Colour (of preserved specimen) dark olive-brown, scales dark at the 

 base ; a dark blotch on body before origin of anal ; an indistinct dark 

 opercular spot ; soft dorsal with light spots ; anal with dark ocollated 

 spots ; dorsal fin and lobes of caudal tipped with orange. 



One specimen, 325 mm. in length, from Zambesi River. Bulawayo 

 Museum. 



