Aithriocrinus Donovan & Veltkamp, 1993 † (original description)
Clarkeaspis Lieberman, 1993 † (original description)
Eldredgeia Lieberman, 1993 † (original description)
Lanecrinus Kammer & Ausich, 1993 † (original description)
Llandovacaste Edgecombe, 1993 † (original description)
Malvinocooperella Lieberman, 1993 † (original description)
Parascytalocrinus Kammer & Ausich, 1993 † (original description)
Pegaster Blake & Peterson, 1993 † (original description)
Plesioconvexa Lieberman, 1993 † (original description)
Westgardella Durham, 1993 † (original description)