62 



NEW YORK STATE MUSEUM 



Planorbis parvus Say. Walton, Rochester Acad. Sci. Proc. 



1892. 2:13 (Charlotte) 

 P lan or b i s p arv u s Say. Letson, N. Y. State Mus. Bui. 45. 1901. 



p. 245. (Goat island. Post-Pliocene) 



Genus segmentina Fleming 

 Segmentina armigera Say 

 Planorbis armigerus Say. DeKay, Nat. Hist. N. Y. 1843. p. 62 

 Planorbis armigerus Say. Jay, Cat. 1852. p. 267 

 Segmentina armigera Say. Binney, Smith. Misc. Coll. 143. 

 1865. 7:137 



Planorbis armigerus Say. Aldrich, Troy List. 1867. p.4. 

 (Mohawk basin) 



Planorbis armigerus Say. Smith & Prime, An. Lyc. N. Y. 1870. 



9:402. (Long Island) 

 Planorbula armigera Say. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 



1874. p.136 



Segmentina armigera Say. Beauchamp, Onondaga List. 1886. 

 P-4 



Segmentina armigera Say. Walton, Rochester Acad. Sci. 

 Proc. 1892. 2:13. (Brighton) 



Subfamily ancylinae 



Genus anctlus Geoffroy 



Ancylus fuscus Adams 

 Ancylus fuscus Ads. DeKay, Nat. Hist. N. Y. 1843. p. 13 

 Ancylus fuscus Ads. Binney, Smith. Misc. Coll. 143. 1865. 7:140 

 Ancylus fuscus Ads. Smith & Prime, An. Lyc. N. Y. 1870. 9:399. 

 (Long Island) 



Ancylus fuscus Ads. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 1874. 

 P-*37 



Ancylus parallelus Haldeman 

 Ancylus parallelus Hald. Binney, Smith. Misc. Coll. 143. 1865. 

 7:142 



Ancylus parallelus Hald. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 

 1874. p.137 



Ancylus parallelus Hald. Beauchamp, Onondaga List. 1886. 

 PS 



Ancylus parallelus Hald. Walton, Rochester Acad. Sci. Proc. 

 1892. 2:13. (Charlotte) 



