''Barnea similis'', a rock borer or piddock, is a marine bivalve mollusc in the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Pholadidae Pholadidae, known as piddocks or angelwings, are a family of bivalve molluscs similar to a clam. Background Piddocks are unique in that each side of their shells is divided into 2 or 3 separate sections. Furthermore, one of the piddock's shells ...

References

* Powell A. W. B., ''New Zealand Mollusca'', William Collins Publishers Ltd, Auckland, New Zealand 1979 * Glen Pownall, ''New Zealand Shells and Shellfish'', Seven Seas Publishing Pty Ltd, Wellington, New Zealand 1979 * Miller M & Batt G, ''Reef and Beach Life of New Zealand'', William Collins (New Zealand) Ltd, Auckland, New Zealand 1973 {{Taxonbar, from=Q4861474 Bivalves of New Zealand Bivalves described in 1835 Pholadidae