CHAMA. 205 
Woods Linnean Lamarchian Authority—Synonyms—Locality. 
names. Genus. 
6 PECTINATA* Trigonia Zp. Lam.—Crouch, pl. 9, f.1.—Sow. 
comb-shaped Conch. Man. f. 189.—Han. R. S. 
172.—. margaritacea, Sow. (as of 
Lam. Ann. Mus.) Gen.—Reeve, C. 
S. pl. 86. Australia. 
ARCA.—ARK. 
1 AMERICANA* Arca Gray, I. T.—Reeve, I. Arc. f. 21. 
regular-shaped S. Carolina. 
2 SEMITORTA* —— lLam.— Han. R. S. 152. — Reeve, I. 
winged Are. f. 89. Philippines. 
3 CYLINDRICA* — Gray, I. T. = barbata, var. 
cylindric Mediterranean. 
4 OBLIQUATA* — Gray, I. T.—not Reeve.—Han. R. 8. 
mussel-shaped 156.—-Phil. Ab. N. C.ii. 30, Ar. pl. 
Die. Natal. 
5 Trturormers* Nucula NW. 7. Sow. G. Nuc. f. 2.—Han. R. 8. 
Tellen-shaped 167. Cumana. 
6 @LACIALIS* — WN.q. Gray, I. T. North Seas. 
small brittle 
7 Braziuiana* Area Gray, (not Lam.) I. T.—? reversed A. 
Brazilian anomala, Reeve, I. Are. f. 9. 
‘ Brazil, 
8 noposa* —— Gray, I. T.—Han. R. 8. 161.—/? A. 
tuberculated rhombea, Reeve, I. Arc. f.12. — U. 
9 ROSTRUM* Tridina J. ovata, Sw. Phil. Mag. lxi—Han. 
hoe-shaped R. 8. 225.—A. r. Wood.— Pleiodon 
Macmurtriei, Conr. Philad. J. vii. 
pl. 18. Liberia. 
10 ELONGATA* —  I.e. Sow. G.—Reeve, C. S.—Han. R. 
lengthened S. 225. * Senegal.’ 
11 Pectinirormis* Pectun- P. P. Gray (not Lam.) I. T.—P. m- 
Pecten-shaped culus equalis, Sow. Z. P.—Reeve, I. Pee. 
f. 16. —Han. R. 8.166. Panama. 
12 squaMosa Arca Gray (not Lam.) I. T.—A. velata, Sow. 
scaly* Z. P. Pacific. 
OSTREA—OYSTER. 
1 ASPERRIMA* Pecten P. a. Lam.—Del. pl. 15, f. 1.—Sow. 
roughish Th. i. pl. 17, f. 15, 6, 7, 8.—Reeve, 
I. vii. Pect. f. 75. 
Van Diemen’s Land. 
