Kingdom Animalia Class Bivalvia Rank Order | Phylum Mollusca Subclass Protobranchia | |
Similar Nuculida, Protobranchia, Elasmognatha, Glacidorbidae, Valvatoidea | ||
Nuculanoida is an order of very small saltwater clams, marine bivalve molluscs in the subclass Protobranchia.
Contents
Description
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.
Families
Families within the order Nuculanoida include:
References
Nuculanoida Wikipedia(Text) CC BY-SA