Synonym: Bohlenatiidae Kozur 1985
Parent taxon: Bairdioidea according to S. Crasquin 2008
Sister taxa: Acratiidae, Adamczakia, Aviacypris, Beecherellidae, Bythocyprididae, Gerodiidae, Macrocyprididae, Pachydomellidae
Subtaxa: Abrobairdia, Acratina, Actuaria, Anisobairdia, Arcibairdia, Bairdia, Bairdiacypris, Bairdianella, Bairdiinae, Bairdiolites, Bispinacratia, Bohlenatia, Carinobairdiinae, Ceratobairdia, Ceratobairdiinae, Fabalicypris, Heterobairdia, Isobythocypris, Kempfina, Krausella, Lanczichebairdia, Lobobairdia, Mirabairdia, Orthobairdia, Parabairdiacypris, Parabairdianella, Paracypris, Paramacrocypris, Petasobairdia, Praelobobairdia, Praezabythocypris, Ptychobairdia, Pustulobairdia, Sinabairdia, Spinobairdia, Spinocypris, Triebelininae, Truncobairdia, Urobairdia, Vanganardia, Xixionopsis
Ecology: epifaunal detritivore-grazer