Ammonellipsites princeps (FOSSIL) (de Koninck, 1844 †)
Pericyclus princeps (FOSSIL) (de Koninck, 1843 †)
Goniocyclus rockymontanus (FOSSIL) Gordon Jr., 1986 †
Ammonellipsites serus (FOSSIL) D. Korn & al., 2010 †
Helicocyclus tianshanicus (FOSSIL) (Librovitch, 1927 †)
Pericyclus tortuosus (FOSSIL) D. Korn & al., 2010 †
Pericyclus trochus (FOSSIL) D. Korn & al., 2010 †