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Trigoniocardia Dall 1900 (cockle)

Bivalvia - Cardiida - Cardiidae

PaleoDB taxon number: 18358

Alternative spellings: Cardium (Trigoniocardia), Cardium (Trigoniocardium), Corculum (Trigoniocardia), Fragum (Trigoniocardia)

Parent taxon: Fraginae according to D. T. Dockery 1982

Sister taxa: Acanthocardiini, Americardia, Chrysocardium, Corculum, Ctenocardia, Fragini, Fragum, Goniocardiini, Lunulicardia, Lunulicardium, Microfragum

Subtaxa: Cardium (Trigoniocardia) ballenium, Cardium (Trigoniocardia) cabopasadum, Trigoniocardia (Apiocardia), Trigoniocardia (Goniacardia), Trigoniocardia (Trigoniocardia), Trigoniocardia carolinae, Trigoniocardia cordeliae, Trigoniocardia graniferum, Trigoniocardia heredia, Trigoniocardia sambaicum

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Ecology: facultatively mobile infaunal suspension feeder