THE NAUTILUS. 101 



Fakahatcliee 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). 



Drymaeus (young multilineatus Say ?) 



Drymagus dominions 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 Matanzas Pass). 

 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 Biun.) 



Zonitoides minuscula Binn. 



Succinea floridana Pils. 



Little Marco. 



Truncatella caribasensis succinea C. B. Ad. 

 Truncatella bilabiata Pfr. 



