Cyclomactra ovata

Cyclomactra ovata (previously Mactra ovata) is a trough shell of the family Mactridae.

References

• Miller M & Batt G, Reef and Beach Life of New Zealand, William Collins (New Zealand) Ltd, Auckland, New Zealand 1973
• Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979