18 THE NAUTILUS. 



LAND SHELLS OF SOUTHERN FLORIDA. 



BY E. G. VANATTA. 



The following species of land shells were picked from leaf 

 mould collected in Lee County, Florida, by Mr. Clarence B. 

 Moore on Keys not mentioned in THE NAUTILUS, volume XXVI, 

 page 16. 



Weeks Place, Crawford's Key near Marco. 



Polygyra cereolus carpenteriana Gastrocopta rupicola Say. 

 Bid. Guppya gundlachi Pfr. 



Qastrocopta p. hordeacella Pils. Zonitoides minuscula Binn. 



Addison's Key near Marco. 



Polygyra c. carpenteriana Bid. Polita dalliana ' Simps. ' Pils. 

 Gastrocopta p. hordeacella Pils. Zonitoides minuscula Binn. 

 Gastrocopta rupicola Say. 



Demorey Key. 



Truncatella bilabiata Pfr. Gastrocopta rupicola Say. 



Polygyra c. carpenteriana Bid. Strobilops hubbardi Br. 



Thysanophora plagioptycha Guppya gundlachi Pfr. 



Shutt. Zonitoides minuscula Binn. 



Pupoides modicus Old. Zonitoides singleyana Pils. 

 Gastrocopta p. hordeacella Pils. 



Josselyn Key, Pine Island Sound. 



Truncatella c. succinea Ad. Gastrocopta rupicola Say. 



Helicina orbicidata Say. Strobilops hubbardi Br. 



Thysanophora plagioptycha Euglandina rosea parallela 

 Shutt. Binn. 



Thysanophora cxca Guppy. Polita indentata Say. 

 Polygyra c. carpenteriana Bid. Guppya gundlachi Pfr. 

 Gastrocopta contracta Say. Zonitoides minuscula Binn. 



Gastrocopta p. hordeacella Pils. Zonitoides singleyana Pils. 



