Classification of the superfamily Platycrinitacea
Superfm. †Platycrinitacea Austin and Austin 1843
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Fm. †Hapalocrinidae Jaekel 1895
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G. †Bogotacrinus Schmidt 1934
G. †Cantharocrinus Breimer 1962
G. †Cordylocrinus Angelin 1878
G. †Culicocrinus Muller 1855
G. †Cyttarocrinus Goldring 1923
G. †Lyonicrinus Springer 1926
G. †Thallocrinus Jeakel 1895
G. †Theleproktocrinus Witzke and Strimple 1981
Fm. †Hirneacrinidae Frest and Strimple 1977
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G. †Hagnocrinus Frest and Strimple 1977
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†Hagnocrinus bainbridgensis Frest and Strimple 1977
†Hagnocrinus balli Frest and Strimple 1977
†Hagnocrinus crenus Frest and Strimple 1977
G. †Hirneacrinus Frest and Strimple 1977
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†Hirneacrinus cupellaeformis Frest and Strimple 1977
†Hirneacrinus perplanus Frest and Strimple 1977
Fm. †Platycrinitidae Bassler 1938
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G. †Brahmacrinus Sollas 1900
G. †Eucladocrinus Meek 1872
G. †Neoplatycrinus Wanner 1916
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†Neoplatycrinus callytharraensis Webster and Jell 1992
†Neoplatycrinus dilatatus Wanner 1916
†Neoplatycrinus major Wanner 1916
†Neoplatycrinus miamiaensis Webster and Jell 1992
†Neoplatycrinus somoholensis Wanner 1916
†Neoplatycrinus transitorius Wanner 1916
G. †Platycrinites Miller 1821
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†Platycrinites crokeri Campbell and Bein 1971
†Platycrinites ellesmerense Broadhead and Strimple 1977
†Platycrinites halos Webster and Jell 1999
†Platycrinites langbaensis Webster et al. 2009
†Platycrinites nikondaense Broadhead and Strimple 1977
†Platycrinites omanensis Webster and Sevastopulo 2007
†Platycrinites testudo Campbell and Bein 1971
†Platycrinites vexabilis White 1874
†Platycrinites wachsmuthi Wanner 1916
†Platycrinites wrighti Marez-Oyens 1940
Invalid names: Platycrinus [objective synonym]
G. †Plemnocrinus Kirk 1946
G. †Pleurocrinus Austin and Austin 1843
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†Pleurocrinus depressus Wanner 1916
†Pleurocrinus formosus Miller and Gurley 1895
†Pleurocrinus globosus Wanner 1916
†Pleurocrinus goldfussi Wanner 1916