Bradleya kaiata Hornibrook, 1953 † (original description)
Bythocythere ferox Hornibrook, 1953 † accepted as Vitjasiella ferox (Hornibrook, 1953) † (original description)
Caudites impostor Hornibrook, 1953 † (original description)
Cythereis semicontigua Hornibrook, 1953 † (original description)
Cytheridea (Clithrocytheridea) marwicki Hornibrook, 1953 † accepted as Clithrocytheridea marwicki (Hornibrook, 1953) Swanson, 1969 † (original description)
Cytheridea marwicki (Hornibroock, 1953) Hornibrook, 1968 † accepted as Clithrocytheridea marwicki (Hornibrook, 1953) Swanson, 1969 † (original description)
Hemicythere parvitenuis Hornibrook, 1953 † (original description)
Leptocythere kaiata Hornibrook, 1953 † accepted as Callistocythere kaiata (Hornibrook, 1953) Hornibrook, 1968 † (original description)
Macrocypris eocuneata Hornibrook, 1953 † (original description)
Protocythere hayi Hornibrook, 1953 † accepted as Protobuntonia hayi (Hornibrook, 1953) Ayress, 1993 † (original description)
Quadracythere chattonensis Hornibrook, 1953 † (original description)
Trachyleberis proterva Hornibrook, 1953 † accepted as Taracythere proterva (Hornibrook, 1953) (original description)

 Stratigraphy

 for Trachyleberis proterva Hornibrook, 1953 †

upper Eocene [details]