9. Mactrinula plicartaria (Linnaeus, 1767)
1767. Mactra plicartaria Linnaeus, Syst. Nat. ed. 12: 1125.
Material examined: 2 valves
Measurements: Length: 2-4.5cm, Height: 1.2-3.2cm
Distribution: Andhra Pradesh, Andaman and Nicobar Islands, Goa, Maharashtra, Orissa, Tamil Nadu.
Remarks: Shells intact and marine in habitat.