82 Macugeay Menmoriat Voueme. 
Genus DOSINIA. 
Key to the species. 
Pallial sinus poimting below the anterior adductor 
impression ... As tats pee Spe ... LD. austrahs. 
Pallial sinus pointing at the middle of anterior adductor 
impression ... ate oe ae sas .. D2. subrosea. 
Pallal sinus pointing at the upper end of anterior 
adductor impression Ae oa bets . D. limbata. 
Pallial sinus pointing above anterior adductor impression D. gray. 
Dosinia austraLis, Gray, in Dieff. N.Z. II. p. 249; D. anus, Reeve, Conch. Icon. 
fig. 10. 
Locality. —Wanganui, Matapiro, Patea. 
Dosinta susrosEA, Gray, in Yates N.Z; Voy. Erebus and Terror, Moll. pl. mu. fig. 2; 
Reeve, Conch. Icon. fig. 19. 
Locahty.—Wanganui, Matapiro, Patea. 
Dosinia timsata, Gould, U.S. Expl. Expd. XII. p. 422, Atlas, fig. 538. 
Locality.— Wanganui. 
Dostyia Gray, Zittel, Reise der Novara, Paleontologie, p. 45, pl. xv. fig. 11. 
Locality.—Wanganui, Petane, Matapiro. 
Distinguished by the distance apart of the concentric lamine. 
Genus TAPES. 
TAPES INTERMEDIA, Quoy and Gaimard, Voy. Astrolabe, Zool. ITI. p. 526, pl. uxxxuv. 
figs. 9-10; Reeve, Conch. Icon. fig. 59. 
Locality.— Wanganui, Petane, Matapiro. 
Genus CARDIUM. 
Carpium srriatuLum, Sowerby, Pro. Zool. Soc. 1840; Reeve, Conch. Icon. fig. 60. 
Locality.—W anganui, Petane, Matapiro. 
