Family: GRYPHAEIDAE Vialov [Vyalov], 1936

(3-7-6-1-1-1-0-0-0-0-0-0-0)
Ref. Abbott, 1974 p 457
Lindner, 1977 p 105
Vaught, 1989 p xi,118
Vokes, 1980 p 62,231