MOLLUSCA. 



CLASS III. GASTEROPODA.* 





TIGER COWRY (Cyprasa Tigris'), HARP (Harpa Ventricosa), and 

 CLOTH-OF-GOLD CONE (Conus Textitis). 



THE animals which compose this Class are nume- 

 rous and widely spread, inhabiting the earth, the 

 fresh waters, and the ocean, and in many of their 

 forms are familiar and well known. Although 

 they differ widely among themselves in appearance, 

 and even in structure, there is much that is common 

 to all, and they are consequently a very natural and 



* Tao- ,-, gaster, the belly, and tous, pous, a foot. 



