% 



c-- '--1m 



'..,, .JWi.ftvSl 



r;^Sal 



ri ; *^ 

 ^ll&r 





FROM COL. CHI. ACAD SCIENCES. 



519 



Cerithium aluco (East Indies). 



Turbo petholatus 'Indian Ocean). 



Uarua nobilis (Philippines). 



SOME SNAILS OF THE OCEAN. 



Haliotis assiniilis 'California). 



Terebra lamarckii 'Saml\vich Islamls 1 . Crcpidiila fornicata (U. S.) 



Fissuridea listeri > I", s.i r,iitiprin:i untrulifera (U. S.) 



Bulla ampulla 'Philippines). 



OOPVBI3HT 190:, BY A. W. MUMFCRD, CHICAGO. 



Mitra pontificalia (Indian Ocean). 



NVritii peloronta (Florida). 

 Stromlni* auris-dianae (Philippines 



