Page:American Seashells (1954).djvu/282

 a. COMMON EASTERN OYSTER, Crasso-strea virgiiiica Gmelin, 3 inches (entire Atlantic Coast), p. 375.

b. SPONGE OYSTER, Osirea permoUis Sby., 2 inches (North Carolina to West Indies), p. 374.

c. CRESIED OYSTER, Ostren eqiiestris Say, 2 inches (North Carolina to West In- dies), p. 373.

d. COON OYSTER, Ostrea Irons L., 2 inches. Two forms. (Florida and West Indies), p. 373.

e. DISCORD MUSCULUS, Mnscidus discors L., 1 inch (North Atlantic and North Pacific), p. 355.

f. SMOOTH MUSCULUS, Mnscnlus laevi- gatus Gray, 1 inch (North Atlantic and North Pacific), p. 355.

g. BLACK MUSCULUS, Mnscnlus niger Gray, 2 inches (Arctic to North Caro- lina; also to Washington), p. 355.

h. ATLANTIC RIBBED MUSSEL, Modiohis demissus Dillwyn, 3 inches (Canada to South Carolina), p. 351.

i. ATLANTIC PAPER MUSSEL, Amygdnlnm papyria Conrad, 1 inch (Maryland to Texas), p. 353.

j. GLANDULAR CRENELLA, Creuella glandida Totten, ^/s inch (Labrador to North Carolina), p. 350.

k. GIANT DATE MUSSEL, Lithophaga an- tiUanim Orb., 4 inches (Gulf of Mexico, south), p. 357.

1. FLATTENED CARDITA, Venericardia perphnia Conrad, 34 i"ch (North Caro- lina to Florida), p. 380.

m. BLACK DATE MUSSEL, Lithophaga nigra Orb., 2 inches (Florida and West In- dies), p. 355.

n. MAHOGANY DATE MUSSEL, Litho- phaga bisnlcata Orb., 1 inch (Florida to Argentina), p. 357.

o. LENTIL ASTARTE, Astarte snhequilatera Sby.. 1 inch (Arctic Seas to off Georgia). p. 376.

p. CORAL-BORING CLAM, Coralliophaga coralliophaga Gmelin, V/j inches (Gulf and West Indies), p. 382.

q. BOREAL ASTARTE, Astarte borealis Schumacher, 1 V2 inches (Arctic to Massachusetts; to Alaska), p. 375.

r. WAVED ASTARTE, Astarte undata Gould, 1 inch (Gulf of Maine), p. 376.

s. SMOOTH ASTARTE, Astarte castanea Say, 1 inch (Nova Scotia to Cape Cod, Massachusetts), p. 376.

t. NORTHERN CARDITA, Venericardia borealis Conrad, 1 inch (Labrador to North Carolina), p. 379.

u. GLASSY LYONSIA, Lyonsia hyalina Conrad, lA inch (Nova Scotia to South Carolina), p. 468.

v. LEA'S SPOON-CLAM, Feriploma leanum Conrad, 1 inch (Nova Scotia to North Carolina), p. 474.

v. PAPER SPOON C:LAM, Periploma papyratium Say, 1 inch (Labrador to Rhode Island), p. 472.

x. UNEQUAL SPOON CLAM, Periploma inequale C. B. Adams, 1 inch (South Carolina to Texas), p. 473.

y. CONRAD'S THRACIA, Thracia conradi Couthouy, 3 inches (Nova Scotia to New York), p. 471.