PELECYPODA. 45 



Astarte elliptica (Brown). 



Gould, Inv. Mass., 1870, p. 124, figs. 435-437. 

 Crassina elliptica Brown, Illustr. Conch., 1827, pi. 18, fig. 3. 

 " Firth of Forth and Greenock." 



Me. to Mass. — Massachusetts Bay, northward in 8 to 90 fath- 

 oms (Dall). 



Astarte striata (Leach). 



Nicania striata Leach, Ross's Voyage, 1819, Appendix no. 2, 

 p. Ixii. " LAT. 76° 42' N., LONG. 76° W." 



Astarte banksii Gould, Inv. Mass., 1870, p. 125, fig. 438 {non 

 Leach). 



Me. — Frenchman's Bay, 20 fathoms (Blaney). 



Mass. — Massachusetts Bay northward, 10 to 85 fathoms (Dall) . 



CRASSATELLITIDAE. 



*Crassinella mactracea (Linsley). 



Astarte mactracea Linsley, Amer. Journ, Sci., 1845, ser. 1, vol. 48, 

 p. 275, fig. " Stonington, [Conn.] ". Gould, Amer. Journ. Sci., 

 1848, ser. 2, vol. 6, p. 233, figs. 1, 2. 



Gouldia mactracea Gould, Inv. Mass., 1870, p. 128, fig. 442. 



Mass. — Vineyard Sound and Buzzards Bay, 3 to 10 fathoms. 

 Conn.— Stonington, codfish stomach (Linsley) ; off New London. 



SPHAERIIDAE. 



*Sphaeriuin sulcatum (Lamarck). 



Prime, Smithson. Misc. Coll., 1865, vol. 7, art. 5, p. 33, fig. 25. 



Cyclop sulcata Lamarck, Hist. Nat. Anim. sans Vert., 1818, vol. 

 5, p. 560. " LAC Georges, Amerique septentrionale." 



Sphaerium simile Gould, Inv. Mass., 1870, p. 101, fig. 407 {non 

 Say). 



