100 THE NAUTILUS. 



laminae or teeth. The use of the name Euglandina rosea Fer. in- 

 stead of Glandina truncata has been explained by Dr. Pilsbry in the 

 last number of the Manual of Conchology, p. 191. All the speci- 

 mens listed are in the collection of the Academy of Natural Sciences 

 of Philadelphia. 



Blue Hill Id., near Goodland Point, Marco Key. 



Truncatella bilabiata Pfr. 



Thysanophora selenina Gld. 



Polygyra cereolus f. carpenteriana Bid. 



Polygyra uvulifera Shutt. 



Drymaeus multilineatus Say. 



Euglandina rosea Fer. 



Euglandina rosea parallela Binn. 



Buttonwood Key. 



Polygyra cereolus f. carpenteriana Bid. 

 Bifidaria p. hordeacella Pils. 

 Bifidaria rupicola Say. 

 Zonitoides singleyana Pils. 



Chokoloskee Key. 

 Pupoides modicus Gld. 

 Bifidaria rupicola Say. 

 Zonitoides minuscula Binn. 



Dismal Key. 



Truncatella bilabiata Pfr. 

 Helicina orbiculata Say. 

 Thysanophora plagioptycha Shutt. 

 Polygyra cereolus f. carpenteriana Bid. 

 Strobilops hubbardi A. D. Brown. 

 Pupoides modicus Gld. 

 Bifidaria rhoadsi Pils. 

 Bifidaria p. hordeacella Pils. 

 Bifidaria rupicola Say. 

 Microceramus floiidanus Pils. 

 Euglandina rosea parallela Binn. 

 Vitrea dalliana ' Simpson ' Pilsbry. 

 Guppya gundlachi Pfr. 

 Zonitoides minuscula Binn. 

 Zonitoides singleyana Pils. 



