Nuculanoida

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Nuculanoida
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Subclass: Protobranchia
Order: Nuculanoida
Families

See text

Nuculanoida is an order of very small saltwater clams, marine bivalve molluscs in the subclass Protobranchia.

Description[edit]

These bivalves are distinguished by the presence of relatively primitive, "protobranchiate" gills. There are a row of short teeth along the hinge of the shell. The shells are often internally nacreous.[1]

Families[edit]

Families within the order Nuculanoida include:

References[edit]

  1. ^ Barnes, Robert D. (1982). Invertebrate Zoology. Philadelphia, PA: Holt-Saunders International. p. 430. ISBN 0-03-056747-5.