Chytriodinium Chatton, 1912 (original description)
Diagrammella Pellegrin, 1912 accepted as Parapristipoma Bleeker, 1873 (original description)
Hartmannella Alexeieff, 1912 (original description)
Hartmannia Alexeieff, 1912 (original description)
Isancistrum de Beauchamp, 1912 (original description)
Naegleria Alexeieff, 1912 (original description)
Oodinium Chatton, 1912 (original description)
Proctamoeba Alexeieff, 1912 (original description)
Prorhynchopsis de Beauchamp, 1912 (original description)
Rhabdoneura Dollfus, 1912 accepted as Rhabdias Stiles & Hassall, 1905 (original description)
Schizodinium E. Chatton, 1912 accepted as Blastodinium Chatton, 1906 (original description)
Trypanodinium Chatton, 1912 (original description)