HELICIDiE. 87 



209. Helix (Mesodon) profunda, Say. 



12 Ohio; ox c. Prof. W. Newcomb, Rovd. E. R. Beadle, &c. 



210. Helix (Mesodon) zaleta, Say. 



[= II. cvoldd, Binn.] 

 6 Ohio ; ex c. W. A. Brown, Esq., and Prof. W. Newcomb, 



211. Helix (Mesodon) clausa, Say. 



10 Ohio; ex c. W, A. Brown, Esq., Revd. E. R. Beadle, &c. 



212. Helix (Mesodon) Columbiana, Lea. 



16 San Francisco; coll. Prof. E. C. Stearns. 

 4 Sitka ; coU. Prof. E. C. Stearns. 



213. Helix (Mesodon) thyroides, Say. 



12 Ohio and Indiana ; coll. W. A. Brown, Esq., Revd. E. R. Beadle, &c. 



214. Helix (Mesodon) multilineata. Say. 



12 Ohio ; ex c. Revd. E. R. Beadle, Prof. W. Newcomb, &c. 



215. Helix (Mesodon) pennsylvanica. Green. 



2 Ohio; ex c. Revd. E. R. Beadle and Prof. W. Newcomb. 



216. Helix (Mesodon) bucculenta, Gould. 



2 Texas ; ex c. Revd. E. R. Beadle. 



217. Helix (Mesodon) dentifera, Binn. 



2 Ohio ; ex c. Revd. E. R. Beadle. 



218. Helix (Mesodon) mitchelliana. Lea. 



4 Alabama ; coll. Revd. E. R. Beadle and Prof. E. C. Stearns. 



219. Helix (Mesodon?) jejana, Say. 



4 Florida ; ex c. Prof. W. Newcomb and Prof. E. C. Stearns, 



220. Helix (Mesodon) devia, Gould. 



3 Oregon ; coll. Prof. E. C. Stearns. 



Sub-Genus TRIODOPSIS, Rafin. (type E. palliafa, Say). 



221. Helix (Triodopsis) palliata, Say. 



10 Ohio ; ex c. Prof. W. Newcomb and Revd, E. R. Beadle. 



