10 MOLLUSCA OF TASMANIA. 
Family OSTREID 2. 
OSTREA, Linne, Syst. Nat., x., 1758, p. 696. 
33—virescens Angas, Proc. Zool. Soc., 1867, p. 911, pl. 
44, f. 13; = O. angasi Sowb., Conch. Icon., 1871, 
pl. fis, Leer. 
Family TRIGONIIDA. 
NEOTRIGONIA, Cossmann, Ann. Paleont.,.vii., 1912, p. 
81: 
34—-margaritacea Lamarck, Trigonia, Ann. Mus., iv.,. 
1804, p. 355, pl. 67, f. 2; Angas, Proc. Zool. Soc., 
1877, p. 193; = antarctica Peron, 1807, = pecti- 
nata Lamarck, 1819, = nobilis Adams, 1854. 
Family PECTINID 2. 
PECTEN, Muller, Zool. Dan. Prod., 1776, p. 161. 
35—medius Lamarck, An. s. vert., vi., 1819, p. 163; 
Hedley, Mem. Aust. Mus., iv., 1902, p. 303; = 
P. fumatus Reeve, Conch. Icon., viii., 1852, pl. 7, 
f. 32, = P. meridionalis Tate, Proc. Roy: Soc: 
Tasm. for 1886, p. 115. 
CHLAMYS, Bolten, Mus. Bolt., 1798, p. 161. 
36—aktinos Petterd, Proc. Roy. Soc. Tasm. for 1885, p. 
320; = C. bédnalli Hedley, P.L.S.N.S.W., xxv., 
p. 495; pl. 25, 1. 10-13; 
37—antiaustralis Tate, Trans. Roy. Soc. SA... va, 
1886, p. 106, pl. 9, f. 7; Hedley, Biol. Results, 
Endeavour. 1., 1911, p. 96; May, Proc. Roy. Soe. 
Tasm. for 1912, p. 44. 
38—asperrimus Lamarck, An. s. vert., vi., 1819, p. 174; 
Delessert, Recueil. 1841, pl. 15, f. 1; Angas, Proce. 
Zool. Soc., 1877, p. 193; Ostrea matonii Donovan, 
1825; = P. australis Sowerby, 1847. 
39—bifrons Lamarck, An. s. vert., vi., 1819, p. 164; 
Delessert, Recueil, 1841, pl. 15, f. 5; Hedley, 
Biol. Results, Endeavour, ii., 1914, p. 73. ’ 
40—tasmanicus Adams and Angas, Proe. Zool. Soc., | 
1863, p. 428, pl. 37, f. 21; = P. marie Ten.- 
Woods, Proc. Roy. Soc. Tasm. for 1875, p. 158. 
