Trachycardium Temporal range: Cretaceous - Recent PreꞒ Ꞓ O S D C P T J K Pg N
Fossil valve of Trachycardium multicostatum from Pliocene of Italy
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Cardiida
Family:	Cardiidae
Genus:	Trachycardium Morch, 1853

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