Subgenus (Frigidocardium) T. Habe, 1951

(3-5-4-0-4-2-5-18-3-0-0-0-0)
Ref. Lindner, 1977 p 110
Syn. (Erigidocardium) T. Habe, 1951
Ref. Vaught, 1989 p 129
[see also as Genus]