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Gateway to the Paleobiology Database
Order Unionida Stoliczka 1871 (clam)

Bivalvia - Unionata

PaleoDB taxon number: 161327

Alternative spelling: Unionoida

Parent taxon: Unionata according to J. G. Carter et al. 2011

Sister taxon: Trigoniida

Subtaxa: Actinodontophoroidea, Amblemidae, Archanodontacea, Carydioidea, Cycloconchoidea, Etherioidea, Hyriidina, Nakamuranaia, Pachycardia, Pachycardiidae, Protelliptio, Silesunionidina, Undulatula, Unionidina, Zhifangia

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Ecology: facultatively mobile infaunal suspension feeder