\42 



Subg(;nus ANODONTA, L'un. 



A. IJ«'HO(li<'tii, />''^f. Dewey; Lea (Laki; Cliaiui. lain) ; IioI>insori. 



A. rdciitiila, Sdi/. (jleneflce Hiver (Dewey). 



.' A. Fenissaciaiia,-^ Lea. Genesee Kivcr (Dewey). 



A. Footiana,Xm. Dewey; Robinson. 



\. tt»\hi\\UH, Bill. Lewis; Skillton. 



A. frau:ilis, Lam. Dewey. 



A. inilK'cillis, <SV/(i/. Dewey; Lewis; Robinson. 



A. iniplioata, Sxi/. Skillton. 



A. lacnstris, Lea. In^jfalls ; Lewis. 



A. Lcwisii, Lra. Dewey; Lewis; Robinson. 



A. siihcyliinli'acoa, Lea. Dewey; Lewis; Robinson. 



A. liiululata, aSV^?/. Ingalls; Lewis. Dewey quotes the species, 



erroneously, no doubt. It may not occur so 



far west. 



23 This is probably an erroneous interpretation of a scxuiil variety of A. subcylindracea. 

 An. Ferussaciana probably does not occur in tliis State. 



