Malleus anatinus   (Gmelin,  1791) (Oyster)
Organism information awaits expert curation
Class: Bivalvia

Image copyrights: Stella, C

Size: Shell 9.2 cm in length

Shell elongated and narrow, undulating sides, wings give it the form of a Tsquare. At the top of each valves strong and elongated Ligament with prominent hinge teeth . Inner surface of the shell is a large muscular scar and Periostrcum white in color.

Synonym (s)
Malleus figuratus Lynge, 1909
Malleus normalis Lamarck, 1819
Malleus tigrinus Reeve, 1858
Ostrea anatinus Gmelin, 1791
Ostrea figurata Reeve, 1858
Ostrea ligo Schreibers, 1793

Common Name (s)
• Hammer Oysters
Economic Importance and Threats

Habitat:  Coastal


• Tamil Nadu, Mandapam INDIA

Literature Source(s)
  • Stella, C; Murugan, A and Vijayalakshmi, S (2009) New distributional records of Malleus Anatinus ( Lamarck,1819) Family: Malleidae (Lamarck, 1819) from Mandapam area -south east coast of India European Journal of Biological Sciences IDOSI 1(2) 1516 Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -

Page last updated on:2011-01-11

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