THE NAUTILUS. 31 



months before, when the shells were received. The press of other 

 rmitter and the habit of giving other contributors precedence over 

 the Editors in our limited space, explain the appearance of the MS. 

 name. To tell the honest truth, I had forgotten that it was not pub- 

 lished ! 



LAND SHELLS OF SOUTHERN FLORIDA. 



BY E. G. VANATrA. 



[Concluded for p. 22.] 



PAVILION KEY, Monroe Co., collected by Clarence B. Moore. 



Truncatella carilneensis ' Sby.' Rve. 



Truncatella c. succinea Ad. 



Bifidaria p. hordeacella Pils. 



PKI ICAN KEY, Lee Co , (A small key near the entrance to 

 Chokoloskee Key), collected by Clarence B. Moore. 



Polygyra c. rarpenteriana Bid. Some of the specimens lack the 

 internal lamella. 



PIXE ISLAND, Lee Co., collected by Clarence B. Moore. 



Truncatella caribaeensis ' Shy.' Rve. 



Truncatella c. succinea Ad. 



Truncatella bilahiata Pfr. 



Truncatella clathrus Lowe. 



Practicolella jejuna Say. 



Polygyra septemvdva volvoxis Pfr. 



Bifklaria. p. hordearella Pis. 



Euglandina rosea Fer. 



Euglandina rosea parallela Binn. 



Zonitoides singleyanus Pils. 



LITTLE PINK KEY, Monroe Co., collected by Dr. H. A. Pilsbry 

 and C. T. Simpson. 



Truncatella caribaeensis ' Sby.' Rve. 

 Thysanophora selenina Gld. 

 Thysanophora incrustata Poey. 

 Thysanophora plagioptycha Shutt. 

 Praticolella jejuna Say. 

 Polygyra c. carpentmana Bid. 

 Microceramus pnntificus Gld. 

 Pupoides modicus Gld. 



