14 



NEW YORK STATE MUSEUM 



Littorina rudis Donovan 

 Littorina rudis Donov. DeKay, Nat. Hist. N. Y. 1843. p.104 

 Littorina rudis Donov. Smith & Prime, An. Lyc. N. Y. 1870. 

 9:392 



Littorina rudis Donov. Tryon, Man. Conch. 1887. 9:241 



Littorina rudis obligata Say 



Littorina r 11 d i s v. o b 1 i g a t a Say. Tryon, Man. Conch. 1887. 

 9:241 



Littorina rudis tenebrosa Montagu 

 Littorina tenebrosa Mont. DeKay, Nat. Hist. N. Y. 1843. P- I0 5 

 Littorina tenebrosa Mont. Jay, Cat. 1852. p. 311 

 Littorina rudis v. tenebrosa Mont. Tryon, Man. Conch. 1887. 



9:242 



Littorina littorea Linnaeus 

 Littorina littorea Linn. Tryon, Man. Conch. 1887. 9:240 



Littorina palliata Say 



Littorina palliata Say. DeKay, Nat. Hist. N. Y. 1843. P-i°6 

 Littorina palliata Say. Jay, Cat. 1852. p. 131 



Littorina littoralis Linn. Smith & Prime, An. Lyc. N. Y. 1870. 

 9-393 



Littorina littoralis Linn. Tryon, Man. Conch. 1887. 9:242 



Genus lacuna Turton 

 Lacuna divaricata Fabricius 

 Lacuna vincta Mont. DeKay, Nat. Hist. N. Y. 1843. p. in 

 Lacuna pertusa Conr. Jay, Cat. 1852. p. 312 

 Lacuna vincta Turt. Smith & Prime, An. Lyc. N. Y. 1870. 9:393 

 Lacuna divaricata Fab. Tryon, Man. CiDnch. 1887. 9:266 



Family cerithiidae 



Genus bittium Leach 

 Bittium nigrum Totten 

 Cerithium sayi Gld. DeKay, Nat. Hist. N. Y. 1843. p. 128 

 C e r i t h i u m s a y i Mke. Smith & Prime, An. Lyc. N. Y. 1870. 9:394 

 Bittium nigrum Tott. Tryon, Man. Conch. 1887. 9:152 



Genus cerithiopsis Forbes & Hanley 

 Cerithiopsis greeni C. B. Adams 

 Cerithium greenii Ads. Smith & Prime, An. Lyc. N. Y. 1870. 



9 : 394 



Cerithiopsis greenii Ads. Tryon, Man. Conch. 1887. 9:170 



