Classification of Blake and Hagdorn 2003

Cl. Asteroidea de Blainville 1830 [sea star]
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Subcl. Ambuloasteroidea Blake and Hagdorn 2003
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Fm. †Compsasteridae Schuchert 1915
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G. †Compsaster Worthen and Miller 1883
Infracl. Neoasteroidea Gale 1987
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Superor. Forcipulatacea Blake 1987
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Or. †Trichasteropsida Blake 1987
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Fm. †Trichasteropsiidae Blake and Hagdorn 2003
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G. †Berckhemeraster Blake and Hagdorn 2003
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Berckhemeraster charistikos Blake and Hagdorn 2003
G. †Trichasteropsis Eck 1879
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Trichasteropsis bielertorum Blake and Hagdorn 2003
Trichasteropsis weissmanni von Münster 1843
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Invalid names: Asterias cilicia Quenstedt 1852 [synonym], Asterias obtusa Goldfuss 1833 [synonym], Trichasteropsis hippeleini Rothe 1959 [synonym]
Fm. †Calliasterellidae Schöndorf 1910
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G. †Calliasterella Schuchert 1914
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Calliasterella americana Kesling and Strimple 1966