†Onychiopsis brevifolia Fontaine 1889 (fern)
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Polypodiopsida - Polypodiaceae
Alternative combination: Thyrsopteris brevifolia
Synonyms: Thyrsopteris dentata Fontaine 1889, Thyrsopteris heterophylla Fontaine 1889, Thyrsopteris nana Fontaine 1889, Thyrsopteris pachyphylla Fontaine 1889, Thyrsopteris retusa Fontaine 1889, Thyrsopteris sphenopteroides Fontaine 1889, Thyrsopteris squarrosa Fontaine 1889
Belongs to Onychiopsis according to F. H. Knowlton 1919
Sister taxa: Onychiopsis elongata, Onychiopsis goepperti, Onychiopsis latiloba, Onychiopsis nervosa, Onychiopsis paradoxus, Onychiopsis psilotoides
Distribution: found only at Barrett #1 (Cretaceous of Wyoming)
Specimen images are retrieved through the ePANDDA API.
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