390 CICHLID^:. 



6. PELMATOCHROMIS REGANI. 



Pellegr. Bull. Mus. Paris, 1906, p. 471, and Bull. Soe. Philom. (9) ix. 1907, p. 36, 

 pi. i. fig. 4. 



Depth of body nearly equal to length of head, 2f times in total 

 length. Snout with straight upper profile, a little more than twice 

 as long as eye, which is 4| times in length of head and 1-J times 

 in interorbital width ; mouth extending to between nostril and eye ; 

 teeth in 6 or 7 series ; 4 series of scales on the cheek. Gill-rakers 

 short and broad, 14 on lower part of anterior arch. Dorsal XIV 11; 

 last spine longest, ^length of head. Anal III 7. Pectoral about § 

 length of head, not reaching anal. Ventral extending beyond vent. 

 Caudal rounded. Caudal peduncle slightly deeper than long. Scales 

 28 'j^j ; lateral lines j^. Olive-brown above, yellowish beneath, with traces 

 of 5 or 6 darker bars ; vertical fins greyish, soft dorsal and caudal with 

 series of small light spots. 



Total length 165 millim. 



Ogowe. — Type in Paris Museum. 



7. PELMATOOHROMIS BUETTIKOFERT. 



Paratilapia (Pelmatochromis) buttiloferi, Steind. Notes Levd. Mus. xvi. 1891 



p. 40. 

 Pelmatochromis buettikoferi, Bouleng. Proc. Zool. Soc. 1898, p. 147 ; Pellegr. 



Mem. Soc. Zool. France, xvi. 1904, p. 286 (part.). 



Depth of body 2 to 2^ times in total length, length of head 2| to 3 

 times. Head nearly twice as long as broad ; snout rounded, with straight 

 or slightly convex upper profile, a little broader than long, as long as or 

 a little longer than the eye, which is 3 to 3J times in length of head, 

 equals interorbital width, and exceeds prseorbital depth ; mouth moderately 

 large, extending to below anterior border of eye ; teeth in 4 to 7 series, 

 44 to 54 in outer series of upper jaw ; 3 series of scales on the cheek, 

 width of scaly part not exceeding diameter of eye. Gill-rakers short, 

 8 or 9 on lower part of anterior arch. Dorsal XIV— XV 10-12 ; spines 

 subequal from the 5th or 6th, 2^ to 2f times in length of head ; middle 

 soft rays more or less produced, nearly as long as head in adult. 

 Anal III 8 ; third spine as long as or a little shorter than longest 

 dorsal. Pectoral as long as or a little shorter than head, nearly reaching 

 origin of anal. Ventral produced into a filament, reaching beyond 

 origin of anal in adult. Caudal truncate or slightly emarginate. 



