Infraclass

Pteriomorphia (Pteriomorph bivalves)

Pododesmus macrochisma. Photo: (c) Lena Dietz Chiasson, some rights reserved (CC BY-NC)

The Pteriomorphia comprise a subclass of saltwater clams, marine bivalve mollusks. It contains several major orders, including the Arcoida, Ostreoida, Pectinoida, Limoida, Mytiloida, and Pterioida. It also contains some extinct and probably basal families, such as the Evyanidae, Colpomyidae, Bakevelliidae, Cassianellidae, and Lithiotidae.

— Wikipedia

Subtaxa

Where in Humboldt



Discussion

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