Parent taxon: Ephedripites according to D. M. Jarzen and D. L. Dilcher 2006
Sister taxa: Ephedripites ambiguus, Ephedripites barghoornii, Ephedripites caichiguensis, Ephedripites costaliferous, Ephedripites dentatus, Ephedripites dudarensis, Ephedripites ellipticus, Ephedripites fissuratus, Ephedripites irregularis, Ephedripites jansonii, Ephedripites macistriatus, Ephedripites montanaensis, Ephedripites multicostatus, Ephedripites notensis, Ephedripites ovalis, Ephedripites patapscoensis, Ephedripites pentacostatus, Ephedripites regularis, Ephedripites strigatus, Ephedripites translucidus, Ephedripites vanegensis, Ephedripites virginiaensis, Ephedripites zaklinskaiae
Subtaxa: none
Distribution: there are no occurrences of Ephedripites (Distachyapites) in the database