M 



UNARMED SILURE. 



Silurus Inermis. S, suloHvaceus, fusco transversim maculato- 

 fasciatiis, phuiis inermlbus, linca lateral) Jlexwxa. 



Subolivaceous Silure, transversely banded with brown spots, 

 with unarmed fins, and flexuous lateral line. 



Silurus inermis. 6'. pinna dorsali ad'posa, pinnis incrmibus, 

 cirris duobus. Lin. Syst. Nat. p. 503, 



Silurus inermis. Block, t. 363. 



LENGTH about a foot : habit more slender than 

 in the preceding : head bony, but smooth, and 

 destitute of spiny processes : mouth without cirri * ? 

 first dorsal fin small and lanceolate; second adipose 

 and situated near the tail, which is forked, and of a 

 pale or whitish colour, as is likewise the anal fin. 

 Native of the Indian and South- American rivers. 



GALEATED SILURE. 



Silurus Galeatus. S. subfuscus, capite supra in areas sub- 



quadratas osseas dtiiso, linea latcrali flexuosa. 

 Brownish Silure, with the head divided above into bony 



squares, an 1 flexuous lateral line. 

 Silurus galeatus. S. pinna dorsali postica adiposa, ani radiis 



vigiuti quatuor, cirris sex, cauda Integra. Lin. Syst. Nat. p. 



503. 

 S. galeatus. Block, t. 369. 



LENGTH eight or ten inches : habit very thick, 

 broad, and short : head large, ami covered at the 



* Cirri two, according to Linnaeus, but very short, resembling 

 teotacula above the nostrils. 



