90 



NEW YORK STATE MUSEUM 



Symphynota compressa var. plebius Adams 

 Symphynotacompressa var. plebius Ads. Simpson, Nat. 

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



Symphynota viridis Conrad 

 U nio tappanianus Lea. DeKay, Nat. Hist. N. Y. 1 843. p. 1 94. 

 (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. 141 



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 Rafinesque 

 Alasmodon r u go sa Barnes. DeKay, Nat. Hist. N. Y. 1843. p. 196 

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

 (Mohawk basin) 



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

 1874. p.141 



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.141 



