Classification of the order Styliolinida

Or. †Styliolinida Ljaschenko 1955
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Fm. †Styliolinidae Grabau and Shimer 1910
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G. †Styliacus Alberti 1985
G. †Styliolina Karpinsky 1884
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†Styliolina fissurella Hall 1879
Invalid names: Styliolitidae Gürich 1908 [synonym]
Fm. †Viriatellidae Farsan 1994
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G. †Viriatella Ljaschenko 1955