Classification of Gregory 1899

G. †Schuchertia Gregory 1899
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†Schuchertia stellata Billings 1857
G. †Lepidaster Forbes 1850
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†Lepidaster grayi Forbes 1850
G. †Palaeaster Hall 1852
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†Palaeaster caractaci Gregory 1899
G. †Palasterina McCoy 1851
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†Palasterina bonneyi Gregory 1899
Fm. †Palaeasteridae Miller 1889
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G. †Argaster Hall 1868
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†Argaster antiqua Troost 1835
G. †Monaster Etheridge Jr. 1892
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†Monaster stutchburii Etheridge Jr. 1892
Fm. †Palasterinidae Gregory 1899
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G. †Palaeasterina McCoy 1851
G. †Uranaster Gregory 1899
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†Uranaster kinahani Baily 1878
G. †Lindstromaster Gregory 1899
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†Lindstromaster antiqua Hisinger 1837
G. †Etheridgaster Gregory 1899
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†Etheridgaster clarkei de Koninck 1877
Fm. †Aspidosomatidae Gregory 1899
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G. †Aspidosoma Goldfuss 1848
Fm. †Taeniasteridae Gregory 1899
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G. †Taeniaster Billings 1858