Flagellata see Class Flagellata Class Cryptophyceae F.E. Fritsch (1927) 1 Family Cryptomonadaceae Ehrenb. (1831) 2 Family Cryptochrysidaceae Pascher 3 Family Cyathomonadaceae E.G. Pringsheim (1944) see Family Goniomonadaceae D.R.A. Hill, in Patterson & Larsen (1991) 4 Family Kathablepharidaceae Skuja (1939), orth. inval. see Family Katablepharidaceae Skuja (1939) 5 Family Nephroselmidaceae Pascher (1913)