Classification of Sayar and Cocks 2013
G. †Protatrypa Boucot et al. 1964
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†Protatrypa thorslundi Boucot and Johnson 1964
Subg. †Eoplectodonta (Eoplectodonta) Kozlowski 1929
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†Eoplectodonta (Eoplectodonta) rhombica M'Coy 1852