CATALOGUE OF ILLUSTRATIONS OF THE ECONOMICAL INVER> 

 TEBRATES OF THE AMERICAN COASTS. 



MOLLUSCA. 

 JUollusca cephalopoda. — Squids and cuttles. 



32905. Sepia " bone," or endosteiim, iu natural coudition. East coast of the 



United States. Uses : Fed to cage-birds requiring lime. 

 32905a. Pounce: Powdered sepia-bone; used iu rewriting over erasures to- 



prevent blotting, iu medicine as an antacid. 

 33005. Cuttle-tish. {Octopus jjunctatus, Gabb). California to Alaska. Used 



for bait in the cod-lishery, and by tlie natives for food. W. H. 



Dall. 

 25972. Oil of squid (Ommasfrejjhes Ulecchrosa). Capt. N. E. Atwood, Prov^ 



incetown, Mass. 



iHolIiif^ea s^asteropoda.— Sea SNAILS, &c. 



A. Useful: 



1. Used for food or bait : 



32885. Velvet chiton (CriiptochUou stellcri). Alaska to California. Indian 



food. W. H. Dall. 



32886. Coat-of-mail shell {KaihcrUia tunicata). Alaska to California. Indian 



food. W. H. Dall. 



32883. Limpet (JeJHffa /fs<Hf?/««/(s).- Connecticut to Labrador. W. H. Dall. 

 32904. Western limpet {Acmaa patina). Alaska to California. W. H. Dall. 

 32880. ^ockv;\n^\e {Litoriva suhtevvhrosa). Alaska to Oregon. W. H. Dall. 

 32882. Periwinkle {Purpura canaVicnlata). Alaska to California. W. H. 



Dall. 



32884. Periwinkle {Purpura ostrina). California. W. H. Dall. 



32903. Periwinkle {Purpura lapillus). Cape Cod to Labrador. W. H. Dall. 



2. Useful by producing pearl-shell, «S:c. : 



32830. Tnvhan-shell {Trochiscus norrisdi). California. H.Hemphill. 

 32832. Top-shell {Pomaulax vndosum), in natural state. California. H. 



Hemphill. 



32831. Top-shell, prepared to shoAV pearly layers. California. H. Hemp- 



hill. 

 29301. Manufactured state of vai'ious kinds of American pearl-shells derived 



from gasteropods or sea-snails. Furnished by A. B. De Frece & 



Co., 428 Broadway, New Yoik. 

 32838. Sea-ears {Haliotis Kamthatlcana), aftording pearl-sholl and food. 



Alaska. J. G. Swan. 



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