Cavella Stechow, 1922 † (original description)
Chalybdicus Kleine, 1922 (original description)
Dacetum Kleine, 1922 accepted as Dacetellum Hedicke, 1922 (original description)
Euschizus Kleine, 1922 (original description)
Halerella Stechow, 1922 accepted as Hydractinia van Beneden, 1844 (original description)
Metatrachelizus Kleine, 1922 (original description)
Pasya Stechow, 1922 accepted as Dynamena Lamouroux, 1812 (original description)
Periceocephalus Kleine, 1922 (original description)
Peritrachelizus Kleine, 1922 (original description)
Pittodes Kleine, 1922 (original description)
Proepisphales Kleine, 1922 (original description)
Saaba Stechow, 1923 (original description)
Synthecella Stechow, 1922 (original description)