30 
31 
32 
33 
34 
36 
37 
38 
39 
40 
Wood’s Linnean 
names. 
PELLA 
brittle 
CAMPECHENSIS 
Campeachy 
PECTUNCULUS 
Pectuncle 
PEOTINATA 
comb-like 
DECUSSATA 
decussated 
BHQUILATERA 
equilateral 
PALLENS 
pale 
ANGULOSA 
angular 
UNDATA 
waved 
GLYCIMERIS 
orbicular 
PILOSA 
downy 
STELLATA 
starred 
SCRIPTA 
lettered 
NUMMARIA 
com 
Lamarchian 
Genus. 
Nucula 
Pectun- 
culus 
ARCA. 
Authority—Synonyms— Locality. 
Dil: (as of Lin.) 237.—<A. fragilis, Ch. 
vil. f. 546. Mediterranean. 
Wood (not Gm.) JI. T.—Copied from 
Enc. Méth. pl. 310, f. 1. =? P. 
radians, Lam. Australia ? 
Lin. Sys.—Ch. vii. f. 568, 9.—P. 
Pectiniformis, Lam.—Crouch, pl. 8, 
f. 12.—Reeve, I. i. Pee. f. 11. 
Philippines. 
Gm. (in part) from A. pectunculus 
minor, Ch. vii. f.571.—P. p. Lam. 
—Reeve, I. i. Pee. f. 28. 
Island of La Plata. 
Ch. (as of Lin.) vii. f. 561.—? P. pen- 
naceus, Lam. W. Indies. 
Gm. from A. variegata equilatera, Ch. 
vil. f. 562.—P. castaneus, Lam.— 
Han. R. S. 164. W. Indies. 
Schrot. (not Lin.) Ein. iu. 271, pl. 9, 
ee U. 
Gm. from A. sinuata seu subangulata, 
Ch. vii. f. 567.—P. angulatus, Lam. 
—Reeve, 1.1. Pec. f. 30. Philippines. 
Ch. (not Lin.) vu. f. 560. ‘ W. Indies,’ 
Lin. Sys.—Don. pl. 37, f. 2—P. 9. 
furt. D. B. 171, pl..V2,ae i 
Reeve, I. Pee. f. 12.—Br. Mol. ii. 
245, pl. 46, f. 4 to 7.—P. wndatus, 
decussatus, nummarius and A. mini- 
ma, Turt. Britain, Fe. 
Lin. Sys—Mont.—P. p. Lam.—Turt. 
D. B. 172, pl. 12, f. 2. = no. 36. 
Britain, Se. 
Wood (as of Brug.) I. T.—Copied 
from le Vovan of Adans. Sen. pl. 18, 
£40; Senegal. 
Born, pl. 6, f. 1 (copied E. M. pl. 311, 
f. 8.)—Dil. 2438. ‘St. Domingo.’ 
Lin. Sys.—Ch. vi. f. 572 = young A. 
pallens, Lin.—{(P. violascens, Lam.) 
Mediterranean. 
