Classification of the family Frejidae

Fm. †Frejidae Ratter and Cope 1998
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G. †Freja Liljedahl 1984
G. †Trecanolia Ratter and Cope 1998
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†Trecanolia acincta Ratter and Cope 1998
G. †Uskardita Ratter and Cope 1998
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†Uskardita mikraulax Ratter and Cope 1998