1440 
1441 
1442 
1443 
1444 
1445 
1446 
1447 
1448 
1449 
1450 
1451 
1452 
1453 
1454 
1455 
1456 
1457 
1458 
1459 
1460 
1461 
1462 
1463 
1464 
1465 
1466 
1467 
1468 
1469 
1470 
1471 
1472 
1473 
1474 
1475 
1476 
1477 
Cascoensis, 
costellata, 
crenifera, 
Cumingii, 
curvirostra, 
delphinodonta, 
Deshayesiana, 
Hightsii, 
emarginata, 
rf var., 
fluviatilis, 
gigantea, 
lanceolata, 
laternaria, 
lenticula, 
limatula, 
macilenta, 
margaritacea, 
Mauritiana, 
minuta, 
s var., 
myalis, 
navicularis, 
nitida, 
obliqua, 
ovum, 
pella, 
oe Wale:, 
pisum, 
Portlandica, 
proxima, 
recurva, 
reticulata, 
sapotilla. 
tenuis, 
tenuls, 
Thracieformis, 
tumida, 
Mizghels, 
Sowb., 
Sowb., 
Hinds, 
Humph., 
Mizhels, 
Duchatel, 
Couth., 
Lam., 
508 
507 
508 
Sowb., 
Lam., 504 
Val., 
MOIL., 
Say, 
Stp., 
Lam., 
Sowb., 
Gmel., 
906 
Couth., 
Couth., 
Sowb., 
Lam., 
Sowb., 
Lam., 
505 
505 
Sowb., 
Hitch., 
Say, 
Conrad, 
Hinds, 
Gould, 
Mont., 
Tutt., 
Gray, 
Storer, 
Hinds, 
53 
Casco Bay, 
Panama, 
Xipixapi, 
Philippines, 
Guinea, 
Casco Bay, 
Anvers, 
Sandwich Isles, 
Bordeaux, 
Greece, 
Bengal, 
Xipixapi, 
Pacific, 
Greenland, 
Rhode Island, 
Greenland, 
England, 
Singapore, 
Massachusetts, 
Greenland, 
Massachusetts Bay, 
Maine, 
British Coast, 
Valparaiso, 
Yorkshire, 
Mediterranean, 
Valparaiso, 
Maine, 
Massachusetts Bay, 
Liberia, 
Philippines, 
Cape Cod, 
Scotland, 
Maine, 
Greenland, 
Cape Cod, 
St. of Malacca, 
Bost. Jour., 4, pl. 4, f. 6. 
Sowb. C. Syst., pl. 85, f. 8. 
Sowb. C. Illust., f. 3. 
Zool. Sulph., p. 62, pl. 18, f. 1. 
Sowb. C. Illust., 7, f. 5. 
Bost. Jour., 4, p. 40, pl. 4, f. 5. 
Jay’s Cat., 1839, pl. 1, 1% 11D 
Desh. Tr. El., pl. 34, f. 8-10. 
Poli, pl. 25, f. 4, 5. 
Sowb. Gen., f. 3. 
Sowb. Gen., f. 1. 
Voy. Venus, pl. 33, f. 5. 
Index MOll., p. 17. 
Gould’s Invert., p. 98, f. 62. 
Index MIL. p. 17. 
Don. B. Shells, 2, pl. 63. 
Sowb. C. Ill., f. 17, spec. 22. 
Bost. Jour., 2, pl. 3, f. 8. 
Index MOll., p. 17. 
Bost. Jour., 2, pl. 3, f. 7. 
Bost. Jour., 2, pl. 4, f. 4. 
Sowb. C. Ill., f. 20, spec. 29. 
Sowb. C. Ill., f. 21, spec. 20. 
Sowb. Min. C., pl. 476, f. 1. 
Sowb. Gen., f. 4 
Chemn. 7, pl. 55, f. 546. 
Sowb. C. Ill., f. 23, spec. 33. 
Bost. Jour. N. H., 1, p. 327. 
Gould’s Invert., p. 103, f. 63. 
Jour. Ac. N.S., 6, pl. 11, f. 21. 
Zool. Proc., 1843, p. 100. 
Gould’s Invert., p. 100, f. 61. 
Test. Brit. Supp., pl. 29, f. 1. 
Gould’s Invert., p. 105, f. 64. 
Ind. Moll. Groenl., p. 17. 
Bost. Jour., vol. 2, p. 122. 
Zool. Sulph., p. 68, pl. 18, f. 6. 
Area rostrata, Mont. 
fossil. 
Nucula laternaria? Val. 
fossil. 
fossil. 
is Nucula Eightsii? Couth. 
Donax argentea, Gmel. 
Nucula tenuisuleata, Couth, 
fossil. 
fossil. 
fossil. 
Nucula curvirostra ?) Humph. 
Area tenuis, Mont. 
Nucula lucida, Blanding. 
