Genus Exocardium A. A. Olsson, 1964 [f]

(3-5-4-0-4-2-4-13-0-0-0-0-0)
Ref. Vokes, 1980 p 129
[=Laevicardium W. Swainson, 1840]
Ref. Vaught, 1989 p 129