Alastega Cherns, 1998 † (original description)
Arctoplax Cherns, 1998 † (original description)
Bagnolites Donovan, 1998 † (original description)
Enetoplax Cherns, 1998 † (original description)
Excetra Holloway & Lane, 1998 † (original description)
Fujianocaris Taylor, Yan-Bin & Schram, 1998 † (original description)
Heloplax Cherns, 1998 † (original description)
Lalax Holloway & Lane, 1998 † (original description)
Plectrochiton Cherns, 1998 † (original description)
Thairoplax Cherns, 1998 † (original description)
Trecanolia Ratter & Cope, 1998 † (original description)
Tylocaris Taylor, Yan-Bin & Schram, 1998 † (original description)
Uskardita Ratter & Cope, 1998 † (original description)