Ostracoda - Podocopida - Bairdiidae
Parent taxon: Bairdiidae according to M. B. Forel 2022
See also Hazel and Holden 1971, Kollmann 1963, Kozur 1985, Marianos and Valentine 1958 and Sohn 1987
Sister taxa: Abrobairdia, Acratina, Anchistrocheles, Anisobairdia, Antibythocypris, Araxobairdia, Bairdianella, Bairdiolites, Bairdoppilata, Bispinacratia, Bohlenatia, Carinobairdiinae, Celechovites, Ceratobairdia, Ceratobairdiinae, Coryellites, Edithobairdia, Elpinella, Fabalicypris, Famenella, Heterobairdia, Isobythocypris, Kempfina, Krausella, Liuzhinia, Neonesidea, Nodobairdia, Orthobairdia, Parabairdiacypris, Paramacrocypris, Paranesidea, Parurobairdia, Petasobairdia, Praezabythocypris, Pseudocyproides, Pustulobairdia, Sinabairdia, Spinobairdia, Triebelininae, Truncobairdia, Urobairdia, Vanganardia, Xixionopsis, Parabairdianella
Subtaxa: Alatobairdia Bairdia Bairdiacypris Borgerscottia Cornutobairdia Havanardia Hiatobairdia Lobobairdia Mirabairdia Processobairdiini Ptychobairdia
Type: Bairdia
Ecology: epifaunal detritivore-grazer
Distribution:
• Pliocene of Australia (1 collection), New Zealand (1)
• Miocene to Pliocene of Australia (1), North Atlantic (2)
• Miocene of Algeria (1), Australia (2), Colombia (3), Cuba (1), India (1), Italy (10), Panama (1), Poland (1), Puerto Rico (8), Trinidad and Tobago (2), United States (1: Maryland), Venezuela (3)
• Oligocene of Antigua and Barbuda (9), India (2), Indian Ocean (2), Italy (1), Puerto Rico (7), United States (2: Alabama, North Carolina)
• Eocene of Hungary (2), India (1), Indian Ocean (6), Libya (1), North Atlantic (2), Pakistan (3), Tonga (1), Trinidad and Tobago (3), the United Kingdom (1), United States (10: Alabama, Louisiana, Mississippi, Texas)
• Paleocene of Argentina (1), Indian Ocean (3), North Atlantic (1), Pakistan (1), Togo (1), Trinidad and Tobago (12), United States (6: Alabama, Missouri, Texas)
• Cretaceous of Antarctica (6), France (1), Germany (1), Mexico (1), Portugal (5), South Africa (1), Tunisia (7), Ukraine (1)
• Jurassic of Austria (9), France (14), Germany (29), Hungary (8), Madagascar (2), Portugal (23), Saudi Arabia (14), Spain (11), Switzerland (2), Turkey (5), the United Kingdom (15)
• Triassic of Australia (1), Austria (13), Canada (14: Yukon), China (62), Germany (1), Hungary (5), Indonesia (2), Iran (31), Israel (20), Italy (6), Pakistan (2), Romania (33), Saudi Arabia (1), Turkey (53), United States (4: Alaska), Vietnam (2)
• Permian of Australia (56), Austria (2), Azerbaijan (35), Canada (6: British Columbia), China (307), Greece (14), Guatemala (11), Hungary (19), Iran (63), Israel (8), Italy (16), Japan (4), Lithuania (16), North Atlantic (1), Oman (27), Pakistan (1), the Russian Federation (28), Saudi Arabia (1), Serbia and Montenegro (8), Svalbard and Jan Mayen (2), Thailand (62), Turkey (1), the United Kingdom (2), United States (30: Kansas, Texas), Venezuela (1)
• Carboniferous of Australia (1), Canada (4: Alberta), China (2), Hungary (2), Italy (1), Spain (1), Ukraine (2), the United Kingdom (39), United States (103: Alaska, Arkansas, California, Indiana, Iowa, Kansas, Kentucky, Maryland, Missouri, Montana, Nevada, Oklahoma, Tennessee, Texas, Wyoming)
• Devonian of Afghanistan (1), Belgium (1), Brazil (2), China (4), the Czech Republic (1), France (4), Poland (29), the Russian Federation (13), Spain (1), Turkey (1), United States (11: Michigan, Nevada, New York, Ohio)
Total: 1466 collections including 4033 occurrences