578 PROCEEDINGS OF THE ACADEMY OF [DeC, 



at the top of the hill along the main post road across the island from 

 Kingston to St. Mary Parish. 



HELICID^. 

 Cepolis (Hemitrochus) graminicola (C. B. Ad.). 

 Roadsides near Constant Spring. 



Cepolis (Dialeuca) subconica (C. B.Ad.). 



Stony Hill. 



Pleurodonte acuta semperfluens n. subsp. 



Near Constant Spring and at Stony Hill. 



Pleurodonte acuta sublucerna Pils- 



Rockfort. Found abundantly on the raised beaches and lower 

 hill slopes. Only weathered shells were collected, but it is probably 

 living at this station. The size varies much; the teeth are two, 

 variable in size, but the outer is more regular. Dimensions of four 

 specimens follow: 



Alt. 19, diam. 37.3 mm. 

 " 18, " 35 " 

 " 17.8, " 32.5 " 

 " 14, " 27 " 



Pleurodonte sinuosa (Fer.). 



Stony Hill and Constant Spring. 



Pleurodonte (Eurycratera) jamaicensis (Gmel.). 



Stony Hill. Only one rather weathered shell was found. 

 Thysanophora spreta (C. B. Ad.). 



Stony Hill. 

 Thysanophora turbiniformis (Pfr. . 



Stony Hill. 

 Thysanophora apex cc. B. Ad.). 



Stony Hill; rare. 

 Thysanophora diminuta (C. B. Ad.). 



Rockfort, Constant Spring, and Stony Hill. 



Thysanophora diossoricola (C. B. Ad.). 



Stony Hill. 



Thysanophora epistyliulum (C. B. Ad.). 



Stony Hill. 

 Sagda spei P. & B. 



Only found at Rockfort. 



