244 



Murex Tarentinus 



scaber 



costularis 



polygonulus 



...... vitulinus 



angularis 



crispatus 



fenestrates 



cingulatus 



[There are also two fossil species.] 



Murex cinguliferus 



subcarinatus 



torosus 



lyratus 



concatenatus 



granarius 



fimbriatus 



pulchellus 



aciculatus 



TRITON. 

 murex tritonis. — Linn. 

 Martini, 1, tab. 134,^. 1277, 1281. 

 However great the affinity may appear between this 

 genus and those of Ranella and Murex, there are con- 

 stant differences of character, which at once distin- 

 guish them from each other. In the G. Ranella the 

 varices or bands are disposed in longitudinal rows, 

 only on each side, and presenting but two series. In 

 the G. Murex the varices are arranged in longitudinal 

 rows, at equal distances, but they are more numerous 

 than in the G. Ranella; while in the G. Triton, the po- 



