308 



SILUEID.E. 



of vomerine teeth. Nasal barbel ^ to ^ length of head, maxillary If to 

 2 times, reaching ventral or not quite so far, outer mandibular f to f , 

 inner mandibular ^ to f . Gill-rakers rather long, widely set, 11 to 14 

 on lower part of anterior arch. Dorsal I 9-10, last ray above vertical 

 of first ray of ventral; spine smooth, feeble, about -| length of head. 

 Adipose dorsal 4 to yi times as long as deep, about twice as long as 

 rayed dorsal, from which it is separated by a space equal to f to § the 

 base of the latter. Anal 14 (10 rays branched). Pectoral f to | length 

 of head, its spine moderately strong, smooth, or very slightly serrated 



Fig. 245. 



Bagrus orientalis. 

 Type. I 



behind. Ventral a little nearer caudal than end of snout. Caudal 

 deeply forked, with pointed lobes. Caudal peduncle a little longer than 

 deep. Brown or olive above, white beneath ; black dots sometimes 

 scattered on the back and on the adipose and caudal fins. 



Total length 350 millim. 



Pangani River, East Africa, and Lake Nyassa. 



1-2. Ad., types. Pangani R, Sir L. Playfair (C). 



3. Ad. L. Nyassa. Capt. E. L. Rhoades (P.). 



4. Hgr. „ Prof. J. E. S. Moore (C). 



3. BAGRUS BOCMAC. 

 Silurus docmak, Forsk. Descr. Anim. p. 65 (1775). 



Silurus bajad (non Forsk.), Sonnini, Trav. Egypt, p. 475, pi. xvi. fig. 2 (1800). 

 Porcus docmac, I. Geoffr. Descr. Egypte, Poiss. p. 204, pi. xv. figs. 3 & 4 (1827). 



