Class Cryptophyceae Pascher ex Schoenichen (1925) see Class Cryptophyceae F.E. Fritsch (1927) Order Goniomonadales Novarino & Lucas (1993) 1 Family Goniomonadaceae D.R.A. Hill, in Patterson & Larsen (1991) 1.0 Family Cyathomonadaceae E.G. Pringsheim (1944) see Family Goniomonadaceae D.R.A. Hill, in Patterson & Larsen (1991)