Bivalvia - Cardiida - Mactridae

Full reference: W. P. Woodring. 1982. Geology and paleontology of canal zone and adjoing parts of Panama: Description of Tertiary mollusks (Pelecypods: Propeamussiidae to Cuspidariidae). United States Geological Survey Professional Paper 306(F)

Parent taxon: Mactrinae according to W. P. Woodring 1982

Sister taxa: Aliomactra, Allomactra, Andrusella, Avimactra, Crepispisula, Cryptomactra, Cymbophora, Diaphoromactra, Eopapyrina, Geltena, Harvella, Labiosa, Mactra, Mactrellona, Mactrinula, Mactrodesma, Nannomactra, Notospisula, Nymphactra, Oxyperas, Priscomactra, Scalpomactra, Simomactra, Standella, Telemactra, Trinitasia

Subtaxa: Ovamactra cyma

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Type: Ovamactra cyma

Ecology: facultatively mobile infaunal suspension feeder