PELMATOCHEOMIS. 



385 



3. PELMATOCHROMIS LATERALIS. 



Pelmatochromis guentheri (non Sauv.), Bouleng. Ann.ifc Mag. N. H. (6) xvii. 1896. 



p. 310. 

 Pelmatochromis lateralis, Bouleng. Proc. Zool. Soc. 1898, p. 148, and Poiss. Bass. 



Congo, p. 434 (1901) ; Pellegr. Mem. Soc. Zool. France, xvi. 1904, p. 276 ; 



Steind. Denkschr. Ak. Wien, lxxxix. 1913, p. 59. 

 P elmatocliromis lepidurus, Pellegr. Bull. Mus. Paris, 1900, p. 275. 



Depth of body 2 to 3 times in total length, length of head 2f to 3} 

 times. Head 2 to 2J times as long as broad ; snout rounded, with 

 straight or slightly convex upper profile, 1 (young) to If times as long 

 as eye, which is 3^ to 4 times in length of head, 1 to lh times in 



Fig. 260. 



Pelmatochromis lateralis. 

 Bolobo. f. 



interorbital width and equal to or a little less than prseorbital depth in 

 the adult ; mouth rather small, extending to below nostril or between 

 nostril and eye ; teeth small, in 3 to 5 series, 40 to 50 in outer series of 

 upper jaw ; 3 or 4 series of scales on the cheek, width of scaly 

 part less than diameter of eye. Gill-rakers short, broad, tubercular, 

 15 to 17 on lower part of anterior arch. Dorsal XIV-XVI 12-14; 

 spines rather strong, subequal from the fifth or increasing in length to 

 the last, last f to ^ length of head ; longest soft rays •£ to f length of 

 head. Anal III 7-8 ; spines much stronger than dorsals, third j to f 

 VOL. III. 2 c 



