Bivalvia - Cardiomorphi

Full reference: T. M. Sánchez. 2005. New Bivalvia and Rostroconchia from the Early Ordovician (Late Tremadoc - Middle Arenig) of northwestern Argentina. Journal of Paleontology 79(3):532-541

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

Sister taxa: Cardioni, Carditioni

Subtaxa: Goniophorina, Lipanella, Paraphtonia

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Type: Lipanella

Ecology: facultatively mobile infaunal suspension feeder