Holozoidae Berrill, 1950
Protoholozoa anthos Monniot & Monniot, 1991
Protoholozoa australiensis Kott, 1992
Protoholozoa cantarella Kott, 1992
Protoholozoa lilium Monniot & Monniot, 1982
Protoholozoa pedunculata Kott, 1969
Protoholozoa pigra Monniot, 1974
