Classification of Cooper 1959
Or. Rhynchonellida Kuhn 1949
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Fm. Hemithyridae Rzhonsnitskaya 1956
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G. Hemithyris d'Orbigny 1847
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Hemithyris braunsi Hayasaka 1928
Hemithyris peculiaris Nomura and Hatai 1936
Hemithyris psittacea Gmelin 1790
Hemithyris woodwardi Adams 1863
G. Notosaria Cooper 1959
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Notosaria nigricans Sowerby 1846
†Notosaria nysti Davidson 1874
†Notosaria sublaevis Thomson 1918
G. Tegulorhynchia Chapman and Crespin 1923
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†Tegulorhynchia antipoda Thomson 1918
†Tegulorhynchia coelata Tenison-Woods 1878
†Tegulorhynchia coelospina Chapman and Crespin 1923
†Tegulorhynchia depressa Thomson 1918
Tegulorhynchia doederleini Davidson 1887
†Tegulorhynchia masoni Allan 1940
†Tegulorhynchia squamosa Hutton 1873
†Tegulorhynchia squamosa Buckman 1910
†Tegulorhynchia thomsoni Chapman and Crespin 1923
†Tegulorhynchia tubulifera Tate 1899
Superfm. †Rhynchonelloidea d'Orbigny 1847
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Fm. Basiliolidae Cooper 1959
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Subfm. †Aetheiinae Cooper 1959
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Subfm. †Aphelesiinae Cooper 1959
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G. †Aphelesia Cooper 1959
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†Aphelesia acuta Meznerics 1943
†Aphelesia bipartita Brocchi 1814
†Aphelesia plicodentata Costa 1852
Subfm. Basiliolinae Cooper 1959
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G. Basiliola Dall 1908
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Basiliola beecheri Dall 1895
Basiliola elongata Cooper 1959
Basiliola lucida Gould 1860
†Basiliola nitida Cooper 1957
Basiliola pompholyx Dall 1920
Invalid names: Neohemithyris Yabe and Hatai 1934 [synonym]
G. †Eohemithyris Hertlein and Grant IV 1944
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†Eohemithyris alexi Hertlein and Grant IV 1944
Eohemithyris colurnus Hedley 1905
†Eohemithyris gettysburgensis Cooper 1959
Eohemithyris grayi Woodward 1855
G. †Streptaria Cooper 1959
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†Streptaria debuchii Michelotti 1839
†Streptaria deformis Seguenza 1866
†Streptaria eocomplanata Sacco 1902
†Streptaria streptimorpha Cooper 1959
Fm. Cryptoporidae Muir-Wood 1955
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G. Cryptopora Jeffreys 1869
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†Cryptopora acutirostra Chapman 1913
†Cryptopora discites Dreger 1889
Cryptopora gnomon Jeffreys 1869
†Cryptopora lovisati Dreger 1911
†Cryptopora nysti Davidson 1874
†Cryptopora parvillima Sacco 1902
Cryptopora rectimarginata Cooper 1959
Invalid names: Atretia Jeffreys 1870 [synonym], Mannia Davidson 1874 [synonym], Neatretia Fischer and Oehlert 1891 [synonym]
Fm. †Erymnariidae Cooper 1959
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G. †Erymnaria Cooper 1959
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†Erymnaria bolcensis Massalongo 1850
†Erymnaria cubensis Cooper 1959
†Erymnaria polymorpha Massalongo 1850
Fm. Hispanirhynchiidae Cooper 1959
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Fm. Frieleiidae Cooper 1959
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