NORTH AMERICAN CONCHOLOGT. 



Ill 



[Pfeiffer, Monograpliia Helic. Vivent.] 



Page. 



Name. 



526 



Vitrina Texasiana Pfr. 



529 



Grcenlandica Beck, 



529 



Petitii Beck. 



538 



Aplodon Raf. 



546 



Ilemiloma Raf. 



548 



Mesodon Raf. 



549 



Mesomphix Raf. 



549 



Odomphium Raf. 



549 



Odotro])is Raf. 



549 



Omphalina Raf. 



551 



Polygyra Say. 



552 



Stenostoma Raf. 



552 



Stenotrema Raf. 



554 



Toxostoma Raf. 



554 



Toxotrema Raf. 



554 



Triodopsis Raf. 



554 



Xolotrema Raf. 



Locality, 

 Galveston. 

 Greenland. 

 Mexico. 



Vol. iii, 1853. 



[This and the following volume are Supplements to tlie preceding two. 

 I do not repeat any species unless some additional locality, synonym or 

 description is given, nor do I repeat the sub-generic names of Albers, H. 

 and A. Adams, &c. — W. G. B.] 



15 

 15 

 16 

 16 

 16 

 16 

 17 

 17 

 17 

 20 

 32 



67 



84 



Vitrina Americana Pfr. 

 V. pellucida De Kay. 

 limpida Gould. 

 Succinea obliqua Say. 

 aurea Lia. 

 Salleana Pfr. 

 inflata Lea. 

 Concordialis Gould. 

 luteola Gould. 

 brevis Dunk. 

 cingulata Forbes. 

 effnsa Shnttl. 

 Grcenlandica Beck. 

 Helix Fabricii Beck. 

 II. nilida Fabr. 

 laevigata Raf. 



H. inornata De Kay. 

 rufi De Kay. 

 dissidens Desk. 

 vortex I^r. 



II, sdenina Gould. 



United States. 



North America. 



Springfield, Ohio. 



New Orleans. 



New Orleans. 



L. Concordia. 



Texas. 



Mexico. 



Mazatlan. 



E. Florida. 



Greenland. 



Greenland. 



North America. 

 Georgia, Florida, &c. 



