THE NAUTILUS. 101 



Fakaliatchee Key. 

 Truncatella bilabiata Pfr. 

 Helicina orbiculata Say. 

 Thysanophora selenina Gld. 

 Polygyra cereolus f. carpenteriana Bid. 

 Pupoides modicus Gld. 

 Bifidaria rupicola Say. 

 Microceramus floridanus Pils? (young). 

 Drymseus (young multilineatus Say?) 

 Drymaeus dominicus Rve. 

 Euglandina rosea Fer. 

 Euglandina rosea parallela Binn. 

 Vitrea dalliana ' Simp.' Pils. 

 Guppya gundlachi Pfr. 

 Zonitoides minuscula Binn. 



Georgia Fruit Company's land, S. of Marco. 

 Praticolella jejuna Say. 

 Vitrea dalliana ' Simp.' Pils. 

 Guppya gundlachi Pfr. 



Gilberts (near Matanzaa Pas-). 

 Polygyra cereolus f. carpenteriana Bid. 

 Pupoides modicus Gld. 

 Bifidaria p. hordeacella Pils. 

 Bifidaria rupicola Say. 

 Vitrea dalliana ' Simp.' Pils. 

 Guppya gundlachi Pfr. 

 Zonitoides minuscula Binn. 

 Zonitoides singleyana Pils. 



Goodland Point, Marco Key. 



Polygyra c. f. carpenteriana Bid. 



Bifidaria p. hordeacella Pils. 



Euglandina rosea Fer. (near parallela Binn.) 



Zonitoides minuscula Binn. 



Succinea floridana Pils. 



Little Marco. 

 Truncatella caribaeensis succinea C. B. Ad. 

 Truncatella bilabiata Pfr. 



