Subfamily

Lutrariinae

Tresus capax. Photo: (c) dlbowls, some rights reserved (CC BY-NC)

iNaturalist • Wikipedia

Mactridae, common name the trough shells or duck clams, is a family of saltwater clams, marine bivalve mollusks in the order Veneroida.

— Wikipedia

Subtaxa

Genus: Tresus (Gaper clams)

Where in Humboldt

Discussion

PLEASE SHARE YOUR THOUGHTS ABOUT LUTRARIINAE, A MEMBER OF THE TROUGH SHELLS