MELVILL : MOLLUSCA OF S. CAROLINA AND FLORIDA. 167 



113. Stenogyra decollata (L.) 



Charleston, South Carolina, in gardens, presumably- 

 imported from Europe. 



114. Pupa (Strophia) maritima (Pfr.) 



Key West. 



115. Succinea ovalis (Say). 



Neighbourhood of Charleston, South Carolina. 

 Fain: AURICULACEA. 



116. Melampus spiralis (Pfr.) 



On heather and shrubs {AndroinedcE and Vaainice), 

 Cedar Keys, West Florida, near the salt marshes. 



Fam: LIMN.FID^ 

 Several species of F/iysce and Flanorbes, including P. 

 heterostropha (Say;, P. aucillaria (Say) and other well known 

 American forms, and Flanoibis corpulenhis (Say). 

 Fam: SI PHONARIDJE. 



117. Slphonaria subrugosa (Sowb.) 



Very common on the reefs at Key West. 

 Fam: ACICULACEA. 



118. Truncatella bilabiata (Pfr.) 



Under Stones, Key West, abundant. 

 Fam: CYCLOSTOMID^. 



119. Chondropoma sp: — 

 , Key West. 



Fam: HELICINID^. 

 119. Helicina orbiculata (Say). 

 Key West. 



CONCHIFERA. 



Fam: PHOLADID^. 

 122. Pholas costata (L.) 



Charleston Harbour, South Carolina. 



