MOLLUSCA OF NEW YORK 6l 



Planorbis deflect us Say. Binney, Smith. Misc. Coll. 143. 



1865. 7:129 

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



(Mohawk river) 

 Gyraulus deflectus Say. Lewis, Buf. Soc. Nat. Sci. Bui 2. 



1874 p 136 



Planorbis d ef 1 e c t us Say. Beauchamp, Onondaga List. 1886. p. 4 

 Plan "F bis deflectus Say. W-lton, Rochester Acad Sci Proc. 



1892. 2:1 3. (Brightoi ) 



Planorbis dilatatus Gould 



Planorbis dilatatus Gld. DeKay, Nat. Hist N Y. 1813. p.66 

 Planorbis dilatatus Gld. Binney, Smith. Mi>c. Coll. 143. 1865. 



7' 1 ! 1 

 P 1 an orb is dilatatus Gld. Smith & Prime, An. Lye. N. Y. 1870. 



9:^02. (Long Island) 

 Gyraulus dilatatus Gld. Lewis, Buf Soc. Nat. Sci. Bui. 2. 



1874. p.i36 

 Planorbis dilatatus Gld. Beauchamp, Onondaga Li^t. 1886. 



P-4 



Planorbis albus Miiller 



Planorbis hirsutusGld. DeKay, Nat, Hist. N. Y. 184.3. P- 6 4 

 Planorbis albus Mull. Binney, Smith Misc. Coll. 143. 1865. 7:132 

 Gyraulus albus Mull. Lewis, Buf. Soc. Nat. Sci. Bui. 2 1874. 



p.i 3 6 

 Planorbis albus Mull. Beauchamp, Onondaga List 1886. p.4 



Planorbis parvus Say 

 Planorbis parvus Say. DeKay, Nat. Hist N. Y. 1843. p.63- 



(Mohawk river) 



Planorbis el eva t us Ads. DeKay, Nat. Hist. N. Y. 1843. P- 6 5 

 Planorbis parvus Say. Jay, Cat. 1852. p.268 

 Planorbis parvus Say. Binney, Smith. Misc. Coll. 143. 1865. 7:133. 



(Mohawk river) 

 Planorbis parvus Gld. Aldrich, Troy List. 1867. p.4. (Mohawk 



river) 

 Planorbis parvus Say. Smith & Prime, An. Lye. N. Y. 1870. 



9:402. (Long Island) 

 Gyraulus parvus Say. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 1874. 



p.i 3 6 

 Planorbis parvus Say. Beauchamp, Onondaga List. 1886. p.4 



