020 ADUE.VDA, VOL. II. 



Total iL'iigth l-"iO niilliin. 



South Cameroon. 

 ]. Typo. Nyong R. G. L. Bates, Esq. (C). 



Distinguished from S. obesus aad S. robhianus by the shorter maxilhiry 

 barbel and the shorter adipose fin. 



82. SYNODONTIS ANGELICUS, Sehihh. 

 StoinJ. Denkschr. Ak. Wien, Ixxxi.x. 19 13, p. 3<1. 



33. SYNODONTIS COURTETI, Pullogr 

 Pollegr. Poiss. B:iss. Tchad, p. 108, fig. (lOU). 



3i. SYNODONTIS PARDALIS, Blgr. 

 Add -.— 

 8-9. Afl. Ja R. at Bitye. G. L. Bates, Es]. (C). 



34a. SYNODONTIS LEOPARDINUS. 

 Pellegr. 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 1^ times as long as broad, granulate above; snout 

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

 lateral, 7J times in length of head, 2\ times in interorbital width ; lips 

 moderately developed ; prismaxillary teeth forming a rather broad band, 

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



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

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

 outer Ig times as long as inner. Gill-opening not extendinu downwiirds 

 beyond base of pectoral spine. Occipito-nuchal shit'ld granulate like 

 the occiput, scarcely longer than broad, posterior proce^ses 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 3§ times as long as deep, as long as 

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

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

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

 loiig<'r. Caudal peduncle li times as long as deep, 'i'ellowi.sli, \\\{\\ 



