axodines Patterson, 1994 see Class Dictyochophyceae Silva (1980) abodines D.J. Patterson, 2001 see Class Dictyochophyceae Silva (1980) actinodines D.J. Patterson, 2001 see [unranked] Pedinellales Zimmermann, Møestrup & Hällfors (1984) actinomonads D.J. Patterson, 2001 Genus Pteridomonas Penard (1890)