| Cardioidea | |
|---|---|
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| Live specimens of Cerastoderma edule from Lingreville, France | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Superorder: | Imparidentia |
| Order: | Cardiida |
| Superfamily: | Cardioidea Lamarck, 1809 |
| Families | |
| |
| Synonyms[1] | |
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Cardiacea | |
Cardioidea is a taxonomic superfamily of saltwater clams, marine bivalve molluscs consisting of the extant Cardiidae (cockles) and the extinct Pterocardiidae.
- ^ "WoRMS - World Register of Marine Species - Cardioidea Lamarck, 1809". www.marinespecies.org. Retrieved 2019-04-03.