LIMPETS, VIOLET-SNAILS, &c. 



207 



Fig. 398. — Neri- Fig. 399.— Nerita. ' Fig. 400. — Trochus. Britain, 

 tiaa. Pacific. Scinde. 



s 



Mt^ 



Fig. 401 . — Ear-Shell, or Fig. 402. — Cup-and- Fig. 403. — Key-hole 

 Haliotis. Reduced. Saucer Limpet. Limpet. West 



Britain. Philippines. Indies. 



Fig. 404. — Violet-Snail. Atlantic. Fig. 405. — 



a, raft; A, egg capsules j c, gills; d, tentacles and eye-stalks. Chiton. Coast 



of N. England. 



Fig. 406. — Eock Limpet, 



or Patella. 



Coast of New England. 



S"ig. 407. — Tooth-Shell. 



Fig. 408. — Crepidula. New EngLind 



