49 145 
Malleus figuratus, Chemn. 
Ostrea figurata, CuEMNIvz (Anas domestica Spengleri), Conchyl. Cabin., VIII, 1785, p. 17, pl. 70, fig. 658; 
pl. 71, fig. 659. 
—  anatina, GMELIN, Syst. Nat., ed. XIII, p. 3333, No. 101. 
Malleus anatinus, Lamarck, Anim. s. vert., éd. 2, VII, p. 93. 
REEVE, Conchol. icon., XI, Malleus, Sp. 3. 
— — GMELIN, MARTINI u. CHEMNITZ, Conchyl. Cabin., VIII, 1 Abth., p. 8, pl. 2, fig. 4, and 
pl. 3, fig. 1. : 
— — -- P. Fiscuer, Catal. d. Moll. de ’Indo-Chine, p. 210. 
Koh Kram, 30 fathoms (1 specimen, long. 8 mm.). E. of Cape Liant, 9 fathoms, 
shells (1). The northern side of Koh Mesan, 10--15 fathoms, stones (3). Between 
Koh Mesan and Koh Chuen, 25—38 fathoms, stones with shells (1 specimen, long. 
7 mm.). 
Long. 3—16 mm., alt. 5—53 mm. 
Distribution: — Nicobars, Kolumadulu Atoll (Maldive Archip.). -— Poulo 
Condor, Java, Timor, Moluccas. 
Malleus albus (Chemn.), Lam. 
Oslrea Malleus albus, CHEMNITZ, Conchyl. Cabin., XI, 1795, p. 257, pl. 206, figs. 2029—30. 
Malleus albus, Lamarck, Hist. nat. d. anim. s. vert., VI, 1819, p. 144, No.1. — 2 éd., VII, p. 91, No. 1. 
— — — REEVE, Conchol. icon., XI, Malleus, Sp. 1. 
-- _ — Martini u. CHEMNITZ, Conchyl. Cabin., VIII, 1 Abth., p. 4, pl. 1, figs. 1—2. 
I Crosse & FiscHer, Journ. de Conchyl., vol. 40, 1892, p. 75. 
—— = : PrircHarp & Gariirr, Proc. Roy. Soe. Victoria, vol. 17, pl.1, p. 258. 
Between Koh Rin and Cliff Rock, 15 fathoms (2). Koh Chuen, 30 fathoms (1). 
S. of Koh Kahdat, 8—10 fathoms, mud (*/2). 
Gulf of Siam, west coast of Cambodge (Crosse & FiscHER). 
Alt. 2—58 mm. 
Distribution: — Singapore, Ceylon, Gulf of Aden. — Philippines, China, 
Japan; north, east, and south coast of Australia. 
Malleus regula, Forsk. 
Ostrea regula, Forskat, Descript. animal. que in itinere orient. obsery., 1775. p. 124. 
Malleus — Saviany, Descript. de ’ Egypte. Coquilles, pl. 13, figs. 1—4. 
-- i Reeve. Conchol. icon., XI, Malleus, Sp. 4. 
— — PAaGENSTECHER, Ueber die von Kossmann am Rothen Meere gesamm. Mollusken, 
1877, p. 31, pl.1, figs. 17—19. 
= = = IsseL, Malacol. d. Mar Rosso, 1869, p. 97. 
Ostrea Volsella, CHEMNiTz, Conchyl. Cabin., VIII, 1785, p.15, pl. 70, fig. 657. 
= - -- GMELIN, Syst. Nat., ed. XIII, p. 3333, No. 100. 
Malleus vulsellatus, Lamarck, Anim. s. vert., éd. 2, VII, p. 92. 
= = MarTIN1 u. CHEMNITZ, Conchyl. Cabin., VIII, 1 Abth., p.7, pl. 2, fig. 3. 
r. decurtatus, Lam. 
Malleus decurtatus, Lamarck, Anim. s. vert., éd. 2, VII, p. 93. 
: = — REEVE, Conchoi. icon., XI, Malleus, Sp. 10. 
= = — A. H. Cooke, Ann. & Mag. Nat. Hist., Ser. 5, vol. 17, 1886, p. 137. 
— ligrinus, REEVE, Conchol. icon., XI, Malleus, Sp. 7. 
D. K. D. Vidensk. Selsk. Skr., 7. Reekke, naturvidensk. og mathem. Afd. V. 3. 19 
