Classification of the order Squalorajiformes
Or. †Squalorajiformes Patterson 1965
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Fm. †Squalorajidae Woodward 1886
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G. †Squaloraja Riley 1833
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†Squaloraja polyspondyla Agassiz 1836
†Squaloraja tenuispina Woodward 1886
Invalid names: Spinacorhinus Agassiz 1836 [synonym]