|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Cardiida - Cardiidae
It was reranked as Cardium (Laevicardium) by Glenn (1904) and Gardner (1947).
It was assigned to Cardium by Glenn (1904) and Gardner (1947); to Veneroida by Sepkoski (2002); to Cardiidae by Oostingh (1935), Marasti (1973), Ward and Blackwelder (1987), Lamprell and Whitehead (1992) and Moths et al. (2010); and to Laevicardiinae by Vokes (1980), Woodring (1982), Dockery (1982), Schneider (1995) and Coan and Valentich-Scott (2012).
|Year||Name and author|
|1840||Laevicardium Swainson p. 373|
|1904||Cardium (Laevicardium) Glenn p. 322|
|1935||Laevicardium Oostingh p. 180|
|1947||Cardium (Laevicardium) Gardner p. 142|
|1964||Dinocardium (Exocardium) Olsson|
|1973||Laevicardium Marasti p. 108|
|1980||Laevicardium Vokes p. 129|
|1982||Laevicardium Dockery p. 74|
|1982||Laevicardium Woodring p. 646|
|1987||Laevicardium Ward and Blackwelder p. 130|
|1992||Laevicardium Lamprell and Whitehead p. 70|
|1995||Laevicardium Schneider p. 339|
|2002||Laevicardium Sepkoski, Jr.|
|2010||Laevicardium Moths et al.|
|2012||Laevicardium Coan and Valentich-Scott p. 421|
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.