308 



SILURTDJE. 



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 -§, 

 inner mandibular g- 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 5-|- times as long as deep, about twice as long as 

 rayed dorsal, from which it is separated by a space equal to J- 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. 



Bar/rus orientalis. 

 Type. j. 



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. 



Pangani R. Sir L. Playfair (('.). 



L. Nyassa. Capt. E. I,. Rboades (P.). 



Prof. J. B. S. Moore (0.). 



1-2. Ad., types. 



3. Ad. 



4. H°;r. 



3. BAGRUS DOCMAC. 



Silurus docmdk, Forsk. Descr. Anim. p. G5 (1775). 



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



Porcus dcemac, I. Gleoft'r, Descr. Egypte, Poiss. p. 304. pi. xv. figs. 3 & 4 (1827). 



