THE NAUTILUS. 19 



Thysanophora selenina Gld. 

 Thysanophora plagioptycha Shutt. 

 Pupoides modicus Gld. 

 Biridaria p. hordeacella Pi!.<. 

 Bifidaria rupicola Say. 

 Bifidaria contracta Say. 

 Strobilops hubbardi Br. 

 Euglandina rosea Fer. 

 Vitrea dalliana ' Simps.' Pils. 

 Guppya gundlachi Pf'r. 

 Zonitoides minuscula Binn. 

 Zonitoides singleyana Pils. 



A SMALL KEY OPPOSITE FLAMINGO, Monroe Co. Collected by 

 Clarence B. Moore. 



Polygyra c. carpenteriana Bid. 



GILBERT'S, Lee Co. (near Matanzas Pass). Collected by Clar- 

 ence B. Moore. 



Bifidaria rupicola Say. 



GRASS KEY, Monroe Co. Collected by J. S. Raybon. 

 Truncatella caribaeensis ' Sby ' Rve. 



KEY WEST, Monroe Co. Collected by Dr. H. A. Pilsbry and C. 

 T. Simpson. 



Truncatella caribseensis ' Sby.' Rvr. 

 Helicina o. clappi Pils. 

 Thysanophora incrustata Poey. 

 Thysanophora plagioptycha Shutt. 

 Polygyra cereolus Miihlf. 

 Urocoptis poeyana variegata Pfr. 

 Microceramus pontificus Gld. 

 Pupoides modicus Gld. 

 Bifidaria p. hordeacella Pils. 

 Opeas gracile Hutt. 

 Opeas micra Orb. 

 Euglandina rosea minor Binn. 

 Varicella g. floridana Pils. 

 Succinea campestris Say. 



LIGNUM VIT^E KEY, Monroe Co. Collected by Clarence B. 

 Moore. 



Helicina o. clappi Pils. 



