A, E.. Verrilli— Catalogue of Marine Mollusca. 569 

Cardium (Fulvia) peramabilis Dall. 
Dall, 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 119 fathoms, “ Bache” and “ Blake” Exp. (t. Dall). 
I have identified our shell by direct comparison with specimens 
sent to me by Mr. Dall. 
Diplodonta turgida 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, Nov. 
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. 
Azinopsis orbiculata G. O. Sars, op. cit., p. 63, pl. 19, figs. 11a—d. 
Azinus orbicularis (Wood) Friele, Jan Mayen Moll., p. 3, pl., figs. 3-3c. 
Azinus orbiculatus Friele, Catal. Norwég. Nordmeer-Exp. Spitzbergen Moll., p. 268, 
1879. 
Broad Sound, Casco Bay, 15-30 fathoms, 1873; Halifax, N. 8., 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,—Dall. 
Cryptodon obesus Verrill. 
Cryptodon obesus Verrill, Amer. Journ. Sci., iii, p. 287, pl. 7, fig. 2, 1872; Trans. 
Conn. Acad., iii, p. 11. pl. 1, fig. 11 (non G. O. Sars). 
Verrill, Rep. Invert. Anim. Vineyard Sd., in Rep. U.S. Fish Com., i, pp. 509, 
687, pl. 29, fig. 214, 1874 (auth. cop., p. 393). 
Verrill, Proc. U. 8. Nat. Mus., iii, p. 399, 1880. 
The form figured under this hame by G. O. Sars, is not the true 
obesus, but is more like a large C. Gouldii. 
Jeffreys considers both this and C. Gouldii varieties of the 
European C. flerwosus. It may be so, but this form is at least as 
