Classification of Obruchev 1964

Cl. †Placodermi M'Coy 1848 [armour-plated fish]
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Subcl. †Arthrodira Woodward 1891
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Superor. †Euarthrodira
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Or. †Pachyosteida Obruchev 1964
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Fm. †Dinichthyidae Newberry 1888
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G. †Dinichthys Newberry 1873
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Dinichthys hertzeri Newberry 1873
G. †Eastmanosteus Obruchev 1964
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Eastmanosteus pustulosus Eastman 1897
Invalid names: Erromenosteidae Obruchev 1964 [empty], Hussakofiidae Obruchev 1964 [empty]
Invalid names: Arctolepidida Obruchev 1964 [empty]
Subor. †Petalichthyida Jaekel 1911
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Invalid names: Macropetalichthyida [empty]
Or. †Coccosteida Heintz 1932
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Invalid names: Euleptaspididae Obruchev 1964 [empty]