HAPLOCHROxMlS. 



289 



1^ diameters of eye, which is 4 to 4J times in length of head, equals 

 interoibital width, and exceeds least depth of pra^orbital ; lower jaw 

 slightly projecting ; mouth extending to below anterior border of eye, 

 or not quite so far; outer teeth rather small, conical or indistinctly 

 bicuspid, 60 to 70 in upper jaw, followed by 3 series of very small 



Haplocliromis schuboizi. 

 Type (Deutsch. Z.-Afr. Exped.). 



conical or tricuspid teeth ; 3 or 4 series of scales on the cheek, width of 

 scaly part equal to or a little less than diameter of eye. Gill-rakers 

 short and thick, bi- or trifid, 8 or 9 on lower part of anterior arch. 

 Dorsal XV-XVI 9 ; spines increasing in length to the last, which 

 measures f length of head ; longest soft rays J length of head. 

 Anal III 8-9 ; third spine J length of head. Pectoral f to J length 

 of head, extending to vertical of origin of anal. Ventral reaching 

 origin of anal, or a little beyond. Caudal truncate or slightly emar- 

 ginate. Caudal peduncle as long as deep or slightly longer than deep. 

 Scales finely denticulate, 30-32 i^zi^; lateral lines j^2 5 scales on 

 ])ect()ral region very small. Brownish, throat, belly, and sides of head 

 blackish brown or blotched with blackish brown ; a black vertical bar 

 from the eye to the mouth and another on the prgeoperculum ; two 

 blackish bars across the upper surface of the snout, a third across the 

 occiput, and a fourth across the nape ; vertical fins brown or blackish, 



