A. E. Merrill '■ — Catalogue of Marine Mollusca. 
569 
Cardium (Fulvia) peramabilis Dali. 
Dali, Bulletin Mus. Comp. Zool., ix, p. 132, 1881. 
Cardium, sp. Verrill, Proc. Nat. Mus., iii. p. 407, 1880. 
Station 871, in 115 fathoms, 1880, one valve. Gulf of Mexico, 50 
to 1 19 fathoms, “ Baehe ” and “Blake” Exp. (t. Dali). 
I have identified our shell by direct comparison with specimens 
sent to me by Mr. Dali. 
DiplodOllta tUl'gida Verrill & Smith. 
Diplodonta turgida Verrill & Smith, in Verrill, Amer. Journ. Sci., xxii, p. 303, 1881. 
Plate LVIII, figure 42. 
Station 950, in 69 fathoms, 1881, off Martha’s Vineyard. 
Loripes lens Verrill & Smith. 
Loripes lens Verrill & Smith, in Verrill, Amer. Journ. Sci., xx, pp. 392, 400, Nor. 
1880 ; Proc. U. S. Nat. Mus., iii, p. 400, 1880. 
Dredged in 1879 in many localities off Cape Cod, in 50 to 100 
fathoms. Common at many of the outer stations, in 60 to 192 
fathoms, stations 865-877, 920-924, 943, 944, 949, 950, 1038, 1040, 
of 1880 and 1881. 
Axinopsis orbiculata G. 0. Sars. 
Axinopsis orbiculata G. 0. Sars, op. cit., p. 63, pi. 19, figs. 1 1 a-d, 
Axinus orbicularis (Wood) Friele, Jan Mayen Moll., p. 3, pi., figs. 3-3c. 
Axinus orbiculatus Friele, Catal. Norweg. Nordmeer-Exp. Spitzbergen Moll., p. 268, 
1879. 
Broad Sound, Casco Bay, 15-30 fathoms, 1873 ; Halifax, N. S., 18 
fathoms, 1877, — U. S. Fish Com. Vadso, 60 to 100 fathoms, — G. 
O. Sars. Spitzbergen and Jan Mayen I., 10 to 15 fathoms, — Friele. 
Alaska,— Dali. 
Cryptodon obesus Verrill. 
Cryptodon obesus Verrill, Amer. Journ. Sci., iii, p. 287, pi. 7, fig. 2, 1872; Trans. 
Conn. Acad., iii, p. 11, pi. I, fig. 11 (non G. O. Sars). 
Verrill, Rep. Invert. Anim. Vineyard Sd., in Rep. U. 8. Fish Com., i, pp. 509, 
687, pi. 29, fig. 214, 1874 (auth. cop., p. 393). 
Verrill, Proc. U. S. Nat. Mus., iii, p. 399, 1880. 
The form figured under this name by G. O. Sars, is not the true 
obesus, but is more like a large (J. Gouldii. 
Jeffreys considers both this and 6'. ( rouldii varieties of the 
European C. flexuosus. It may be so, but this form is at least as 
