PELMATOCHROMIS. 



395 



numerous dark bars, the upper rays with a black and white edge ; 

 ventrals white. 



Total length 105 millim. 



South Cameroon. 



1-7. Types. Nyong R. 



8-10. Types. ,, at Akonolinga. 



11-16. Types. Ja R. at Bitye. 



17-18. Types. „ at Efayong. 



19-20. Types. Bumbe R. at Assobam. 



G. L. Bates, Esq. (C). 



Pelmcttochromis caudifasciatus. 

 Type. 



11. PELMATOCHROMIS LONGIROSTRIS. 



Bouleng. Ann. & Mag. N. H. (7) xii. 1903, p. 411 ; Pellegr. Mem. Soe. Zool. 

 France, xvi. 1904, p. 281. 



Depth of body equal to length of head, 3 times in total length. Head 

 a little over twice as long as broad ; snout obtusely pointed, with 

 slightly convex upper profile, as long as broad, 1^ to 1^ times as long as 

 eye, which is 3^ to 4 times in length of head, equals or slightly exceeds 

 interorbital width, and equals or a little exceeds prseorbital depth ; 

 mouth moderately large, extending to between nostril and eye ; teeth 

 small, in 2 or 3 series, 50 to 70 in outer series of upper jaw; 2 or 3 

 series of scales on the cheek, width of scaly part equal to or a little less 

 than diameter of eye. Gill-rakers short, tubercular, 9 or 10 on lower 

 part of anterior arch. Dorsal XIV-XVI 8-10 ; spines increasing in 

 length to the last, which measures § to § length of head ; middle soft 

 rays produced, a little shorter than head. Anal HI 6-7 ; third spine as 



