Genus Argina J. E. Gray, 1842

(3-7-3-0-1-1-1-11-0-0-0-0-0)
[=Lunarca J. E. Gray, 1842]
Ref. Keen, 1971 p 50
[see also as Subgenus under Genus Anadara]

brevifrons G. B. Sowerby, 1833
(3-7-3-0-1-1-1-11-0-1-0-0-0)

bucaruana P. G. Sheldon & C. J. Maury in C. J. Maury, 1922
(3-7-3-0-1-1-1-11-0-1-1-0-0)
[=Lunarca brevifrons (G. B. Sowerby, 1833)]
Ref. Bernard, 1983 p 16

bucaruana P. G. Sheldon & C. J. Maury, 1922
(3-7-3-0-1-1-1-11-0-2-0-0-0)
[=Lunarca brevifrons (G. B. Sowerby, 1833)]
Ref. Keen, 1971 p 50