Plate 30
ATLANTIC COAST BIVALVES
BROAD-RIBBED CARDITA, Cardita flo- ridana Conrad, 1 inch (Florida to Mexico), p. 378.
LINDSLEY'S CRASSINELLA, Cynssinella mactracea Lindsley, ^/.-i inch (Massa- chusetts to New York), p. 377.
NORTHERN DWARF COCKLE, Cerasto- derma pinmdatiim Conrad, J2 inch (Labrador to North Carolina), p. 404.
STOUT TAGELUS, Tagelus plebeins Solander, 3 inches (Cape Cod to Texas), p. 440.
ATLANTIC RUPELLARIA, Rupellaria typica Jonas, 1 inch (North Carolina to the West Indies), p. 420.
ATLANTIC RAZOR CLAM, Silicjna cos- tata Say, 2 inches (Canada to New Jersey), p. 442.
PURPLISH TAGELUS, Tagelus divisus Spengler, 1 inch (Cape Cod to Mexico), p. 440.
SMALL FALSE DONAX, Heterodoi^ax bimaculatus Linne, ^^ inch (Florida and West Indies), p. 441.
ST. MARTHA'S RAZOR CLAM, Sole- curtus snnctaemarthae Orb., IJ/2 inches (North Carolina to Brazil), p. 445.
CANCELLATE SEMELE, Semele bellastri- atn Conrad, 3^ inch (North Carolina to West Indies), p. 435.
ATLANTIC JACKKNIFE CLAM, Eiuis directus Conrad, 8 inches (L;ibrador to South Carolina), p. 443.
DWARF TIGER LUCINA, Codnkia orhi- culata Montagu, % inch (North Caro- lina to West Indies), p. 391.
CROSS-HATCHED LUCINA, DivnriceUa quadrisulcata • Orb., % inch (Massa- chusetts to West Indies), p. 391.
GREEN JACKKNIFE CLAM, Solen viridis Say, 2 inches (Rhode Island to Texas), p. 444.
CRESTED TELLIN, Tellidora cristata Recluz, 1 inch (North Carolina to Texas), p. 430.
DENTICULATE WEDGE SHELL, Donax denticidata Linne, 1 inch (West Indies), p. 438.
TEXAS WEDGE SHELL Donax varia- bilis roemeri Philippi, % inch (Texas coast), p. 437.
COQUINA SHELL, Donax variabilis Say, ^ inch (Virginia to Texas), p. 437.
GRANULAR POROMYA, Poromya gra- nulata Nyst, ^/.-i inch (Massachusetts to Cuba), p. 475.
GRANT AND GALE MACOMA, Macoma planiuscida Grant and Gale, 1 inch (Arctic to Oregon), p. 433.
MEROPSIS TELLIN, Tellina meropsis Dall, Yi inch (San Diego, California, south), p. 426.
COMMON ATLANTIC ABRA, Abra aeqiialis Say, % inch (North Carolina to Texas, and south), p. 437.
DALE'S LITTLE ABRA, Abra lioica Dall, 34 inch (off Massachusetts to West In- dies), p. 437.
NORTHERN DWARF TELLIN, Tellina agilis Stinipson, ^/a inch (Canada to Maryland), p. 422.
FLORIDA MARSH CLAM. Pseudocyrena floridana Conrad, 1 inch (West Florida to Texas), p. 381.
GIBB'S CLAM, Eucrassatella speciosa A. Ads., 2 inches (North Carolina to West Indies), p. 377.
FLORIDA LUCINA, Lnciim floridana Conrad, IJ^ inches (West Florida to Texas), p. 387.
CAROLINA MARSH CLAM, Polymesoda caroliniana Bosc, 1 inch (Virginia to Texas), p. 381.
