Classification of the infraorder Katianniformia
Infraor. Katianniformia Bretfeld 1986
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Superfm. Katiannoidea Börner 1913
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Fm. Katiannidae Börner 1913
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G. †Cretokatianna Sánchez-García and Engel 2016
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†Cretokatianna bucculenta Sánchez-García and Engel 2016
G. Sminthurinus Börner 1901
Invalid names: Collophoridae Bretfeld 1999 [empty], Spinothecidae Delamare-Deboutteville 1961 [empty]