MOLLUSCA OF NEW YORK 59 



Plan orb is campanulatus Say. Say, Conch. U S. ed. by 



Binney. 1858. p 64. (Ca\ugalake) 

 P 1 a n o r b i s campanulatus Say. Binney, Smith. Misc. Coll. 



14.}. 1865. 7:109. 1 Little Lakes) 

 Pi a nor I) is campanulatus Say. Aldrich, Troy List. 1867. p. 4. 



(Mohawk river) 



PI a nor bell a campanulatus Say. Lewis, Buf. Soc. Nat. Sci. 



Bui. 2. 1874. p. 136 

 Pltnorbis campanulatus Say Beauchamp, Onondaga List. 



1886. p. 4 



Planorbis campanulatus Say. Walton, Rochester Acad. Sci. 

 Proc. 1892. 2:13. (Pittsford) 



Planorbis trivolvis Say 



Planorbis t r i v o 1 v i s Say. DeKay, Nat. Hist. N. Y. 1843. p.59 

 Planorbis megastoma DeK. DeKay, Nat. Hist. N. Y. 1843. 



p. 61. (Lake Ontario) 

 Planorbis c o r p u 1 e n t u s Say. DeKay, Nat. Hist. N. Y. 1843. 



p. 64. (Lake Champlain) 

 Physa planorbula DeK. DeKay, Nat. Hist. N. Y. 1843. p.76. 



(Cohoes falls) 



Planorbis trivolvis Say. Jay. Cat. 1852. p.268 

 Planorbis trivolvis Say. Say, Conch. U. S. ed by Binney. 



1858. p. 44. (French creek, near Lake Erie) 

 Planorbis trivolvis Say. Binney, Smith. Misc. Coll. 143. 



1865. 7:115- (Niagara falls) 

 Planorbis corpulentus Say. Binney, Smith. Misc. Coll. 143. 



1865. 7:114 



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

 Planorbis trivolvis Say. Smith & Prime, An. Lyc. N. Y. 



1870. 9:402. (Long Island) 

 Helisoma trivolvis Say. Lewis, Buf. Soc. Nat. Sci. Bui. 2. 



1874. p.136 



Plan orb is tri vo 1 vis Say. Beauchamp, Onondaga List. 1886. p.4 

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

 1892. 2:13. (Charlotte) 



Planorbis trivolvis lentus Say 



Planorbis lentus Say. DeKay, Nat. Hist. N. Y. 1843. P-6o. 



(Western New York) 

 Planorbis lentus Say. Binney, Smith. Misc. Coll. 143. 



1865. 7:104 



