Laevicardium

''Laevicardium'', common name "egg cockles", is a genus of saltwater clams or cockles, marine bivalve molluscs in the family Cardiidae, the cockles. They are unusual among the cockles in that they have smooth, rounded, "egg-like" valves.

Species

There are 33 species in ''Laevicardium'':
* '' Laevicardium attenuatum''
* '' Laevicardium biradiatum''
* '' Laevicardium brasilianum''
* '' Laevicardium castaneum''
* '' Laevicardium clarionense''
* '' Laevicardium compressum''
* '' Laevicardium crassum'' (Gmelin, 1791) — Norwegian egg cockle
* '' Laevicardium decorticatum''
* '' Laevicardium elatum'' (Sowerby, 1833) — Giant egg cockle
* '' Laevicardium etheringtoni''
* '' Laevicardium gorgasi''
* '' Laevicardium laevigatum'' (Linnaeus, 1758) — egg cockle
* '' Laevicardium leptorimum''
* '' Laevicardium lobulatum''
* '' Laevicardium lyratum''
* '' Laevicardium mortoni'' (Conrad, 1830) — Morton's egg cockle
* '' Laevicardium multipunctatum''
* '' Laevicardium nemo''
* '' Laevicardium nemocardiforme''
* '' Laevicardium oblongum''
* '' Laevicardium parisiense''
* '' Laevicardium parkinsoni''
* '' Laevicardium pedernalense''
* '' Laevicardium pictum'' (Ravenel, 1861) — Ravenel's egg cockle
* '' Laevicardium pristis''
* '' Laevicardium rudentis''
* '' Laevicardium serratum''
* '' Laevicardium substriatum''
* '' Laevicardium sybariticum'' (Dall, 1886) — Dall's egg cockle
* '' Laevicardium tegalense''
* '' Laevicardium tenuisulcatum''
* '' Laevicardium tertium''
* '' Laevicardium tristiculum''
* '' Laevicardium venustulum''

References

Cardiidae
Bivalve genera

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