9O NEW YORK STATE MUSEUM 



\ 



Symphynota compressa var. plebius Adams 



Symphynota compressa var. plebius Ads. Simpson, Nat. 

 Mus. Proc. 1900. 22:663. (Hudson river) 



Symphynota viridis Conrad 

 Unio tappanianus Lea. DeKay, Nat. Hist. N. Y. 1843. p. 194. 



(Northern canal) 

 Unio tappanianus Lea. Aldrich, Troy List. 1867. p.i (Northern 



canal) 

 Unio tappanianus Lea. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 



1874. p.i4i 

 Unio tappanianus Lea. Beauchamp, Onondaga List. 1886. p. 7. 



(Erie canal and Seneca river) 

 Unio tappanianus Lea. Walton, Rochester Acad. Sci. Proc. 



1892, 2:16. (Genesee river) 

 Symphynota viridis Conr. Simpson, Nat. Mus. Proc. 1900. 



22:663 



Symphynota costata Rafmesque 



Alasmodon ru go sa Barnes. DeKay, Nat. Hist. N. Y. 1843. P-^6 

 Margaritana rugosa Lea. Aldrich, Troy List. 1867. p. 2. 



(Mohawk basin) 

 Margaritana rugosa Barnes. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 



1874. p.i4i 

 Margaritana rugosa Barnes. Beauchamp, Onondaga List. 1886. 



p. 7. (Onondaga lake) 

 Margaritana rugosa Barnes. Walton, Rochester Acad. Sci. Proc. 



1892. 2:16. (Genesee river) 

 Symphynota costata Raf. Simpson, Nat. Mus. Proc. 1900. 



22:665 



Symphynota complanata Barnes 

 Symphynota complanata Barnes. Simpson, Nat. Mus. Proc. 



1900. 22:665 



Genus ALASMIDONTA Say 



Alasmidonta undulata Say 

 Alasmodon undulata Say. DeKay, Nat. Hist. N. Y. p. 198. 



(Albany county) 



Margaritana undulata Say. Jay, Cat. 1852. p. 69 

 Margaritana undulata Lea. Aldrich, Troy List. 1867. p. 2. 



(Northern canal) 

 Margaritana undulata Say. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 



1874. P.HI 



