9. Helix (Patula), n. sp. 



6 Miizemdaram ; coll. W. T. BUuford, Esq. 



10. Helix (Patula) rupestris, Drp.p. 



9 Grenoble and Brighton ; coll. G. Nevill, Esq. 



11. Helix (Patula) solitaria, Say. 



[ — Anguispirq, sp., fide Tryon. ] 

 10 Ohio; ex o. Prof. E. E. Be^le, Prof. Stearns, &e. 



12. Helix (Patula) altemata, Say. 



[ = Anguispira sp., fide Tryon. ] 



24 New York and Ohio; ex c. Prof. Stearns, and Eevd. E. R. Beiidle, &o. 



13. Helix (Patula) cooperi, Binn. 



[ = Anguispira sp., fide Tryon. j 



4 East Oregon ; ex c. R-of . Steams. 

 2 Idaho ; ex c. Prof. W. Newcomb. 



14. Helix (Patula) striatella, Anth. 



25 New York and Ohio ; ex c. Prof. W. Newcomb, &c. 



5 Prince Edward's I. ; eoU, A. Nevill, Esq. 



15. Helix (Patula) perspectiva, Say. 



30 Ohio; ex e. Prof. Stearns. 



16. Helix (Patula) idahoensis, Newcomb. 



[ = Anguispira sp., fide Tryon. J 

 1 Idaho ; ex c. Prof. W. Newcomb. 



17. Helix (Patula) strigosa, Gould. 



[ = Anguispira sp., fide Tryon. ] 

 4 White Bird Creek, Idaho ; ex c. Prof. W. Newcomb. 



Sub-Genus STEPHANOBA, Albers. (type H. dissimilis). 



18. Helix (Stephanoda) arctispira, PfeifEer. 



4 Guayaquil ; ex c. A. Morelet, Esq. 



Sub-Genus BHYTIBA, Albers. (type H. greenwoodi). 



This and the next Sub-Grenus both, belong to the Gronp 

 Agnatha, apiid Cams and Gerst. 



