70 NEW YORK STATE MUSEUM 



Subfamily 



Genus GEMMA Deshayes 



Gemma gemma Totten 

 Venus gemma Tott. DeKay, Nat. Hist. N. Y. 1843. p.2i8. 



(East river) 



Venus gemma Tott. Jay, Cat. 1852. p. 40 

 Venus gemma Tott. Smith & Prime, An. Lye. N. Y. 1870. 9:388 



Gemma gemma manhattensis Prime 

 Venus manhattensis Prime. Jay, Cat. 1 85 2. p. 466 

 Venus manhatcensis Prime. Prime, Pamph. 1862. (East river) 

 Venus manhattensis Prime. Smith & Prime, An. Lye. N. Y. 

 1870. 9:388. (Hell Gate, Huntington and Greenport) 



Suborder INTEGRIPALLIATA 



Family CYRENIDAE 



Genus SPHAERIUM Scopoli 



Sphaerium simile Say 



Cyclas similis Say. DeKay, Nat. Hist. N. Y. 1843. p.222, 



(Orleans county) 



Sphaerium sulcatum Lam. Prime, Monogr. 1862. p.^ 

 Sphaerium sulcatum Lam. Prime, List. 1863. p. 8. (Wash- 



ington county) 

 Sphaerium sulcatum Lam. Prime, Smith. Misc. Coll. 145, 



1865. 7:33 

 Sphaerium sulcatum Lam. Aldrich, Troy List. 1867. p. 2, 



(Mohawk river) 

 Sphaerium simile Say. Smith & Prime, An. Lye. N. Y. 1 870. 



9:380. (Westchester county) 

 Sphaerium simile Say. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 1874, 



P-*39 



Sphaerium simile Say. Beauchamp, Onondaga List. 1886. p. 6 



Sphaerium similis Say. Walton, Rochester Acad. Sci. Proc. 



1892. 2:18. (Erie canal) 



Sphaerium simile Say. Sterki, Ms. 1902 



Sphaerium rhomboideum Say 

 Cyclas rhomboid ea Say. DeKay, Nat. Hist. N. Y. 1843, 



p.224. (Rockland county) 

 Cyclas elegans Ads. DeKay, Nat. Hist. N, Y. 1843. p.224. 



(Lake Champlain) 



