''Myadora boltoni'' is a marine

bivalve Bivalvia (), in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts. As a group, bival ...

mollusc Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is esti ...

of the

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

Myochamidae Myochamidae is a family (biology), family of saltwater clams, marine (ocean), marine bivalves in the order Anomalodesmata. Genera Genera within the family Myochamidae:Gofas, S. (2015). Myochamidae Carpenter, 1861. Accessed through: World Registe ...

. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

to New Zealand. It is common on protected sandflats.

Description

The shell measures about by length and width. One valve is moderately convex whereas the other valve is slightly concave.

Description

References

Further reading