200 MKLANIlDyE. 



20. Goniobasis livescens. 

 Melania livescens, MenJce, Syn. Meth. 1830. 



12 Michigan ; coll. Ecv. E. R. Beadle. 

 5 New York ; coll. Prof. W. Newcomb. 



var. euspidata. 

 Meliinia euspidata, Anthony, P. Jiosf. S., 1850. 

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



21. Goniobasis proxima. 



Melania proxima, Say, J. Acad. Nat. Sci., 1825. 



1 N. Carolina ; coll. Rev. E. R. Beadle. 



22. Goniobasis semicarinata. 



Melania semicarinata. Say, New Harm. Diss., 1S19. 



5 Ohio; ex c. Prof. W. Newcomb. 



var. varicosa. 

 Melania varicosa ( Ward), Haldeman, Mon. Limn. 1854. \ 



2 Indiana; ex c. Prof. W. Newcomb [sent as " O. varid^a"2* 



var. exilis. 

 Melania exilis, Haldeman, Sup. Mon. Limn. 1840. 



4 New York ; ex c. Prof. W. Neweomb [as " G, exilis "]. 



? var. [? dist. sp.] 



6 Kentucky ; ex c. Rev. E. R, Beadle. 

 Mixed with G. aterina. 



23. Goniobasis nodulosa. 



Melania nodulosa, Lea, Fhilos, Proc. II, 1S41 —Tennessee. 

 2 Tennessee ; coll. Prof. W. Newcomb. 



