318 



THOUINIAN RAY. 



ately convex above, and flat beneath, gradually 

 tapers from the shoulders to the tail, w^hich is fur- 

 nished above with two fins, of an oblong shape, and 

 situated at a considerable distance from each other: 

 the tip of the tail is also dilated into an oblong fin. 

 The colour of the whole animal is a dull earthy 

 brown, paler beneath, and the skin is every where 

 roughened by minute tubercles. This fish is said 

 to grow to the length of about four feet, and is a 

 native of the European seas. It is observed to be 

 more frequent about the coasts of Naples than 

 elsewhere. 



THOUINIAN RAY. 



Raja Thouiniana. R. elongata nigricans , subtus nivea, rostro 



elongato, capite utrinque niveo. 

 Elongated brown Ray, with lengthened snout, head white on 



each side, and whole animal snow-white beneath. 

 Raja Thouin. Cepede, 



Greatly allied to the preceding species, but 

 rather wider across the upper part of the body, and 

 with a thinner and sharper snout, and a flatter 

 body: colour of the whole animal above black- 

 brown, except on each side the head, where it is 

 milk-white, the snout which is dark, like the body, 

 forming a broad band between : the whole under 

 surface of the animal is also milk-white : along the 

 back, from between the eyes to the end of the tail, 

 runs a series of pretty sharp simple spines, and the 

 remainder of the skin is roughened by small pro- 



