[691] INVERTEBRATE ANIMALS OF VINEYARD SOUND, ETC. 397 
fathoms (Smith, Packard). Fossil in the Post-Plioecene at Saco and 
Portland, Maine (Packard); ? Canada (Dawson, as L. pernula, var). 
NUCULA PROXIMA Say. Plate XXX, fig. 230. (p. 418.) 
Journ. Acad. Nat. Sciences, Philad., vol. ii, p. 270, 1822; Gould, Invert., ed. i, p. 
103, fig. 63; ed. ii, p. 150, fig. 458. 
South Carolina to Gulf of Saint Lawrence. Common in Long Island 
Sound, Buzzard’s Bay, and Vineyard Sound, 2 to 19 fathoms; off Buz- 
zard’s Bay and Block Island, 25 to 29 fathoms; common in Massachu- 
setts Bay, Casco Bay, and Bay of Fundy, 4 to 80 fathoms; very abun- 
dant in Trenton Bay, Mount Desert, Maine, 10 fathoms, soft mud. 
Nova Scotia (Willis). Saint George’s Bank (S. I. Smith). Fort Macon, 
North Carolina (Coues). Long Island, abundant, (S. Smith). Fossil 
in the Post-Pliocene of North and South Carolina; in the Pliocene of 
South Carolina; and in the Miocene of Maryland and South Carolina. 
NUCULA DELPHINODONTA Mighels. Plate XXX, fig. 229. (p. 509.) 
Boston Journal Nat. Hist., vol. iv, p. 40, Plate 4, fig. 5, 1842; Gould, Invert., ed. 
ii, p. 153, fig. 461. Nucula corticata Moller, Naturhistorisk ‘Tidsskrift, vol. ivy 
p. 90, 1842. ? Nucula radiata Dekay, Nat. Hist. New York, Moll., p. 179, Plate 
12, fig. 216, 1843. 
Rhode Island to Greenland. East of Block Island, 29 fathoms ; off 
Gay Head, 19 fathoms, soft mud; Massachusetts Bay, common; Casco. 
Bay, 6 to 95 fathoms, common; Frenchman’s Bay, Mount Desert, com- 
mon; Bay of Fundy and Eastport Harbor, 10 to 100 fathoms, mud, 
common; Nova Scotia (Willis); Gulf of St. Lawrence (Whiteaves). 
Greenland (M@ller, Mérch). Northern Europe (t. Jeffreys). 
Nucula tenuis Turton (Montagu, sp.) 
Gould, Invert., ed. i., p. 105, fig. 64; ed. ii, p. 149, fig. 457. 
This species was recorded as from cod-stomachs, at Stonington, Con- 
necticut, but was not met with by us. Its occurrence south of Cape Cod 
needs confirmation. It isan arcticspecies; common in Casco Bay and the 
Bay of Fundy, in 10 to 100 fathoms, mud; and northward tothe Arctic 
Ocean. Also on the northern coasts of Europe, south to Great Britain. 
It is also found in the Post-Pliocene of New England and Canada. 
SCAPHARCA TRANSVERSA. Plate XXX, fig. 228. (p. 309.) 
H. and A. Adams, Genera, vol. ii, p. 538, 1858. Arca transversa Say, Jour. Acad. 
Nat. Sci., Philad., vol. ii, p. 269, 1822; Gould, Invert., ed. i, p. 96; ed. ii, p. 
148, fig. 456a. 
Florida to Cape Cod. Long Island Sound, near New Haven, low-water 
to 8 fathoms; Buzzard’s Bay and Vineyard Sound, 2 to 10 fathoms; 
Great Egg Harbor, New Jersey, 1 fathom. Nantucket (Gould). Long 
Island, abundant; Greenport, 3 to 10 fathoms (S. Smith). Fort Macon, 
North Carolina (Coues). South Carolina (Kurtz). Georgia (Couper). 
