356 



CICHLID.E. 



concave in front of the eyes ; snont rounded, as long as broad, as long 

 as or slightly longer than postocnlar part of head ; eye 5 to 5^ times in 

 length of head, ly to IJ times in interorbital width, less than preeorbital 

 depth; mouth not extending to below anterior border of eye; teeth in 

 outer series rather small, 50 to 60 in upper jaw, followed by one or two 

 irregular series of minute teeth confined to the anterior part of the jaws ; 

 3 to 5 series of scales on the cheek, width of scaly part greater than 

 diameter of eye. Lower pharyngeal teeth with spherical crowns. Gill- 

 rakers short, knob-like or anvil-shaped, 11 or 12 on lower part of 

 anterior arch. Uorsal XV 13-14; spines increasing in length to the 

 last, which is about f length of head ; longest soft rays f to f length of 



head. Anal 111 8-9 ; third spine 



^ length of head. 



Pectoral 



to I 



■PiV. 241 . 



Faratilapia frederici. 

 Okovango E. (Tr. Z. S. 1911). |. 



length of head, not reaching vertical of origin of anal. Ventral reach- 

 ing vent. Caudal rounded. Caudal peduncle as long as deep. Scales 

 cycloid, 32-34 ff ; lateral lines J{:fJ. Olive above, paler beneath, 

 with or without a vertical brown bar at the base of each scale; some- 

 times with a blackish lateral band, which may be traversed by eio-ht 

 blackish vertical bars ; dorsal green or olive, sometimes edged with 

 red, with round yellowish-brown spots on the soft part ; anal o-reen 

 or pink, with numerous round pinkish-wliite spots ; pectorals lake-red 

 ventrals olive-green. 



Total length 210 millim. 



Lake >.'gami Basin. — Type lost. 



l-'^- ^^- Okovnngo U. R. B. Woosnani, Esq. (0.). 



