Lyonsiellidae
# Lyonsiellidae

Lyonsiellidae is a taxonomic family of marine bivalve molluscs in the superfamily Verticordioidea.

## Genera

Genera within the family Lyonsiellidae include:

* Allogramma Dall, 1903
* Dallicordia Scarlato & Starobogatov, 1983
* Lyonsiella G.O. Sars, 1872
* Policordia Dall, Bartsch & Rehder, 1938
