320 ADDEXDA, VOL. IE. 



Total length 150 millim. 



South Cameroon. 

 1. Type, Nyong R. G. L. Bates, Esq. (C). 



Distinguished from S. obesits aud *S^. robhianus by the shorter oiaxillary 

 barbel and the shorter adipose fin. 



32. SYNODONTIS ANGELICUS, ScLilth. 

 SteinJ. Deiikschr. Ak. Wien, Ixxxix. 1913, p. 39. 



33. SYNODONTIS COURTETI, Pellegr 

 Pellegr. Poiss. Bass. Tchad, p. 108, fig. (1914). 



34. SYNODONTIS PARDALIS, BIgr. 

 Add:— 

 8-9. Ad. Ja R. at Bitye. G. L. Bates, Esrj. (C). 



34 a. SYNODONTIS LEOPARDINUS. 

 Peliegr. Bull. Soc. Zool. France, xxxix. 1914, p. 25. 



Depth of body 3f times in total length, length of head a little more 

 than 3 times. Head !§■ times as long as broad, granulate above ; snout 

 rounded, considerably longer than postocular part of head ; eye supero- 

 lateral, 7^ times in length of head, 2| times in interorbital width ; lips 

 moderately developed; praemaxillary teeth forming a ratlier broad band, 

 in 6 transverse series; movable mandibular teeth f diameter of eye, 

 21 in number. Maxillary barbel feebly margined at base, f length of 

 head, not reaching base of pectoral; mandibular barbels strongly branched, 

 outer I5 times as long as inner. Gill-opening not extending downwards 

 beyond base of pectoral spine. Occipito-nuchal shield granulate like 

 tlie occiput, scarcely longer than broad, posterior processes pointed. 

 Humeral process granulate, a little longer than broad, obtusely pointed, 

 extending nearly as far back as occipito-nuchal process. Dorsal 1 7 • 

 spine a little longer than head, not striated, smooth in front, feebly 

 serrated behind. Adipose dorsal 3f times as long as deep, as Ion"- as 

 its distance from rayed dorsal. Anal IV 8, rounded. Pectoral spine 

 f length of dorsal, finely denticulated on outer border, strongly serrated 

 on inner. Ventral not reaching anal. Caudal forked, upper lobe the 

 longer. Caudal peduncle H times as long as deep. Yellowish with 



