Subgenus (Laevicardium) W. Swainson, 1840

(3-4-4-0-4-2-1-22-6-0-0-0-0)
[see also as Genus]
[see also as Genus under Subfamily: LAEVICARDIINAE]

clarionense L. G. Hertlein & A. M. Strong, 1947
(3-4-4-0-4-2-1-22-6-1-0-0-0)
[=Laevicardium (Laevicardium) clarionense (L. G. Hertlein & A. M. Strong, 1947)]
Ref. Bernard, 1983 p 38
[see under Subfamily: LAEVICARDIINAE]

squalidum M. Yokoyama, 1924
(3-4-4-0-4-2-1-22-6-2-0-0-0)
[=Serripes lapereousii (G. P. Deshayes, 1839)]
Ref. Bernard, 1983 p 39
[see under Subfamily: CLINOCARDIINAE]