SILURIDiE. LORICARIN^. SOS 



SoLEA Cuv. Body thicker and more lengthened; 

 mouth turned to the side opposite to the eyes, and 

 having on that side only numerous slender teeth, hut 

 none on the other ; muzzle rounded, and projecting 

 heyond the mouth ; the dorsal fin commences just at 

 the tip, and, with the anal, almost joins the caudal; 

 two pectoral fins. 



S, vulgaris C. Yarrell, ii. p. 256. 



Brachirus Sw. General structure of Solea, hut the 

 caudal, dorsal, and anal fins are all united ; two pec- 

 toral fins. 



plagiusa Linn. Commersoni. Russ. No. 70. 



orientalis. Sch. 157. jerreus. Russ. No. 71. 



zebra. Bloch, pi. 187. Pan. Hamil. pi. 14. fig. 42. 



MonocMrus Cuv. The upper pectoral very small; 

 the under one obsolete. 



M. linguatula. Rond. 324. 



Achirus Lac. Both pectoral fins wanting ; the dorsal 

 and ventral fins distinct. 



A. barbatus. Geoff. Ann. Mus. i. pi. 11. 



Plagusia Brown. Snout obtuse, and very much ad- 

 vanced before the mouth ; pectoral fins none ; dorsal, 

 caudal, and ventral fins united. 



P. bilineata. Bloch, 183. 



Family 4. SILURID^. Silures, or Cat-fish. 

 Body mailed or naked ; no true scales. 



1. SuBFAM. LORI CARINA. . 



Head and body mailed, with large osseous plates ; head 

 depressed ; eyes small ; mouth placed beneath. 



LonicABiA Linn. Dorsal fin one. 



Acanthicus Spix. Plates of the body armed with short 

 spines ; caudal large, very lunate, the points length- 

 ened. 



A. hystrix. Spix and Agassiz, pi. 1, 



