18 



CLARIAS SILURE. 



Silurus Clarias. S. fuscus subtus canus, cirris corpore longi- 



oribus, caudafurcata. 

 Brown Silure, grey beneath, with beards longer than the body, 



and forked tail. 

 Silurus Clarias. Block, t. 35. 

 Silurus Clarias. S. puma dorsali posfica adiposa f ani radii* 



undecim, cirris sex. Lin. Syst, Nat. p. 504. 



LENGTH twelve or fifteen inches : first ray of the 

 pectoral fins very strong, and serrated : mouth 

 furnished with six beards, two of which, viz. those 

 on the upper lip, are longer than the whole body : 

 back covered by a strong bony shield : upper lobe 

 of the tail longer than the lower, and both sharply 

 terminated. Native of the Indian and South- 

 American rivers. 



ASCITIC S1LURE. 



Silurus Ascita. S. fuscus t subfus cinereus, cirris corpore longi* 



oribus > .cavdafurcat(i > pinna anlradiis sex. 

 $fown Silure, ash-coloured beneath, with beards longer than 



the body, forked tail, and eleven rays in the anal fin. 

 Silurus Ascita. Block, t. 35. 

 Silurus Ascita ? Lin. Syst. Nat. p. 505. 



HABIT greatly similar to that of S. Clarias: 

 beards six ; those of the upper lip longer than the 

 body. Tins species may be almost said to be vivi- 

 parous, the young being excluded in the form of 

 very large ova iu which the animal is fully formed 



