Classification of Sladen 1889

Cl. Asteroidea de Blainville 1830 [sea star]
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Subcl. Euasteroidea Sladen 1889
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Or. Cryptozonia Sladen 1889
Or. Phanerozonia Sladen 1889
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Fm. Astropectinidae Gray 1840
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Subfm. Astropectininae Gray 1840
G. Plutonaster Sladen 1889
G. Tethyaster Sladen 1889
Fm. Goniasteridae Forbes 1841
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G. Nymphaster Sladen 1889
G. Paragonaster Sladen 1889
Fm. Asterinidae Gray 1840
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Subfm. Tremasterinae Sladen 1889
Fm. Zoroasteridae Sladen 1889
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G. Zoroaster Thomson 1873
Fm. Acanthasteridae Sladen 1889
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G. Acanthaster Gervais 1841
Fm. Archasteridae Viguier 1878
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Subfm. Pseudarchasterinae Sladen 1889
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G. Pseudarchaster Sladen 1889