ammonites
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Gateway to the Paleobiology Database
Superfamily Unionoidea Fleming 1828 (clam)

Bivalvia - Unionida

PaleoDB taxon number: 97208

Alternative spelling: Unionacea

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

Sister taxon: Mullerioidea

Subtaxa: Actinodontophoridae, Margaritiferidae, Mutelidae, Sancticarolitidae, Unionidae

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Ecology: facultatively mobile infaunal suspension feeder