Ostracoda - Podocopida - Bairdiidae
Parent taxon: Bairdiidae according to J. Harloff and R. Jäger 1994
Sister taxa: Abrobairdia, Acratina, Actuaria, Anisobairdia, Arcibairdia, Bairdia, Bairdiacypris, Bairdiinae, Bairdiolites, Bispinacratia, Bohlenatia, Carinobairdiinae, Ceratobairdia, Ceratobairdiinae, Fabalicypris, Heterobairdia, Kempfina, Krausella, Lanczichebairdia, Lobobairdia, Mirabairdia, Orthobairdia, Parabairdiacypris, Paracypris, Paramacrocypris, Petasobairdia, Praelobobairdia, Praezabythocypris, Ptychobairdia, Pustulobairdia, Sinabairdia, Spinobairdia, Spinocypris, Triebelininae, Truncobairdia, Urobairdia, Vanganardia, Xixionopsis, Bairdianella, Parabairdianella
Subtaxa: Isobythocypris tatei, Isobythocypris unispinata
Ecology: epifaunal detritivore-grazer