Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Bivalvia
Subclassis: Heterodonta
Ordo: Veneroida
Superfamilia: Cardioidea
Familia: Cardiidae
Genus: Trachycardium
Species:
Trachycardium is a genus of molluscs in the family Cardiidae.[1]
Fossil records
This genus is known in the fossil records from the Cretaceous to the Quaternary (age range: from 109.0 to 0.0 million years ago). Fossils are found in the marine strata throughout the world.[2]
Species
Species within this genus include:[3]
Trachycardium belcheri (Broderip & G. B. Sowerby I, 1829)
Trachycardium consors (G. B. Sowerby, 1833)
Trachycardium egmontianum (Shuttleworth, 1856) — Florida prickly cockle
Trachycardium isocardia — West Indian prickly cockle
Trachycardium muricatum (Linnaeus, 1758) — yellow cockle
Trachycardium procerum (G. B. Sowerby, 1833) — Slender cockle
Trachycardium rossi Marwick, 1944
References
Abbott, R.T. & Morris, P.A. A Field Guide to Shells: Atlantic and Gulf Coasts and the West Indies. New York: Houghton Mifflin, 1995. 56-57.
Fossilworks
WoRMS
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