Class

Bivalvia (Bivalves)

Leukoma staminea. Photo: (c) C. Mallory, some rights reserved (CC BY-NC)

iNaturalist • Wikipedia

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. Bivalves as a group have no head and they lack some usual molluscan organs like the radula and the odontophore. They include the clams, oysters, cockles, mussels, scallops, and numerous other families that live in saltwater, as well as a number of families…

— Wikipedia

Subtaxa

Subclass: Autobranchia

Where in Humboldt

Discussion

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