64 



NEW YORK STATE MUSEUM 



Genus trachydermon Carpenter 

 Trachydermon albus Linnaeus 

 Chiton albus Linn. DeKay, Nat. Hist. N. Y. 1843. P 1 ^ 

 Chiton albus Linn. Smith & Prime, An. Lyc. N. Y. 1870. 9:392 

 Ischnochiton albus Linn. Tryon, Man. Conch. 1892. 14:70 



Class PELECYPODA 

 Order SIPHONIDA 

 Suborder SINUPALLIATA 

 Family teredidae 

 Genus teredo Linnaeus 

 Teredo navalis .Linnaeus 

 Teredo navalis Linn. DeKay, Nat. Hist. N. Y. 1843. P- 2 49 



Teredo dilatata Stimpson 

 Teredo dilatata St. Smith & Prime, An. Lyc. N. Y. 1870. 9:391. 

 (Greenport) 



Family pholadidae 

 Subfamily pholadinae 



Genus pholas Linnaeus 

 Pholas costata Linnaeus 

 Pholas truncata Say. DeKay, Nat. Hist. N. Y. 1843. p. 248. 



(Westchester and Richmond counties) 

 Pholas truncata Say. Jay, Cat. 1852. p. 10 

 Pholas costata Linn. Jay, Cat. 1S52. p. 10 

 Pholas truncata Say. Smith & Prime, An. Lyc. N. Y. 1870. 



9:391. (Rockaway) 

 Pholas costata Linn. Smith & Prime, An. Lyc. N. Y. 1870. 



9-39 1 



Genus zirfaea Leach 

 Zirfaea crispata Linnaeus 

 Pholas crispata Linn. DeKay, Nat. Hist. N. Y. 1843. P» 2 47- 

 (Long Island) 



Pholas crispata Linn. Smith & Prime, An. Lyc. N. Y. 1870. 

 9'39 l 



Family solenidae 



Genus ensis Schumacher 



Ensis directus Conrad 

 Solen ensis Linn. DeKay, Nat. Hist. N. Y. 1843. P-242 

 Solen ensis Linn. Jay, Cat. 1852. p. 11 

 Solen v a gin 4 Linn. Jay, Cat. 1852. p. 11 



