1 
“J 
199 
PHOLAS.—PIERCER. 
Wood’s Linnean 
name s. 
Lamarckian 
Cras. Authority—Synonyms— Locality. 

PAPYRACEA Pholas Turt. D. B. 2, pl. 1, f. 1 to 4.—Sow. 
papery G.—Pholadidea Loscombiana, Turt. 
Die. 147.—Pholad. Goodallii, Dict. 
Se. Nat. xxxvu.— Pholas striata, 
Grif. Cuv. pl. 8, f. 1—Pholad. p. Br. 
Mol. i. 123, pl. 5, f. 3, 4, 5, 6, pl. 2, 
ft. Britain. 
TUBERCULATA —— Turt. D. B. 5, pl. 1, f. 7, 8. = mon- 
tuberculated strous P. parva. Britain. 
LAMELLATA ——  urt. D. B. 4, pl if. 5.6. — youns 
lamellated no... 
ovuM* —— Gray, I. T.—Han. R. 8. 7.—P. ovata, 
egg-shaped Sow. Th. 1. 493, pl. 107, f. 71, 2 
W. Indies. 
MY A.—GAPER. 
ROTUNDAt Unio Wood, I. T.—U. circulus, Lea, Am. 
round Tr. i. teste Green. NM. America. 
OBLONGATAt —-  U. Virginiana, Lam.—. 0. Wood, for 
brown-rayed U. radiatus, of American writers.— 
U.r. Gould, Mas. 110, f. 738. 
NV. America. 
ALATA —— Say.—Lam.—Swain. Ex. C. pl. 7.— 
winged Sow. G.—Han. R. 8. 172. 
NN. America. 
wasuTat —.- U.n. Say, Nich. Ene.—Gould, Mas. 
lancet-shaped 109, f. 71.—U. rostratus, Val. Z. 
Humb. ii. N. America. 
uNDULATAt —— JU. uw. Say, Nich. Enc.—Han. R. 8. 
dark streaked . hians, Val. Z. Humb. ii.— 
Alasmodon wu. Gould, Mas. 715, f. 
76. NV. America. 
GRAVIst — Wood, for U. crassus, Say, (not Retz.) 
heavy = teste Lea U. ligamentinus, Lam. 
U. ellipticus and carinatus, Barnes, 
U. fasciatus, Conrad. NV. America. 
RUGULOSAL ——  Alasmodonta marginata, Say, J. Philad. 
green, wrinkied i.—Gould. Mas. 116, f. 77.—U. va- 
. ricosa, Lam.—WM. r. W ood.—U. m. 
Han. R. S. 201. N. America. 
