68 FAUNA OF NEW ENGLAND. 



Montacuta bidentata Gould, Inv. Mass., 1841, p. 59. 

 KelUqpsis elevata Verrill and Bush, Proc. U. S. Nat. Mus., 1898, 

 vol. 20, p. 784, pi. 93, figs. 2-4; pi. 94, figs. 7, 8. 



Mass. — Revere; Wellfleet; Woods Hole; New Bedford Harbor; 

 Duxbury. 



R. I. — Narragansett Bay, 8| to 10 fathoms. 

 Conn. — Savin Rock, near New Haven. 



CARDIIDAE. 

 *Cardiuin (Cerastoderma) ciliatum Fabricius. 



Cardium ciliatum Fabricius, Fauna Groenlandica, 1780, p. 410. 

 [Greenland.] 



Cardium pubescens Couthouy, Boston Jcurn. Nat. Hist., 1838, 

 vol. 2, p. 61, pi. 3, fig. 6. 



Cardium islandicum Gould, Inv. Mass., 1870, p. 139, fig. 450 

 {non Linne). 



Me. — Casco Bay; Frenchman's Bay, 20 to 30 fathoms; East- 

 port, 6 to 60 fatboms. 



Mass. — Marblehead Harbor, 7 fathoms; off Cape Cod, 35 

 fathoms; Duxbury, 20 fathoms. 



*Cardiuin (Cerastoderma) pinnulatum Conrad. 



Cardium pinnulatum Conrad, Joum. Acad. Nat. Sci. Phila., 

 1831, ser. 1, vol. 6, p. 260, pi. 11, fig. 8. " Massachusetts." 

 Gould, Inv. Mass., 1870, p. 141, fig. 452. 



Me to Conn. — Common, especially ncrth of Cape Cod. 



*Cardium (Laevicardium) mortoni Conrad. 



Cardium mortoni Conrad, Journ. Acad. Nat. Sci. Phila., 1831, 

 ser. 1, vol. 6, p. 259, pi. 11, figs. 5-7. " northern coast [of 

 United States]." 



Liocardium mortoni Gould, Inv. Mass., 1870, p. 143, fig. 453. 



