†family Trimerophytaceae Bierhorst 1971
Psilophytopsida - Psilophytales - Trimerophytaceae
Parent taxon: Psilophytales according to D. Bierhorst 1971
See also Doweld 2001
Sister taxa: Arachnoxylon, Barsassia, Cooksonia, Dicranophyton, Distichophytum, Dutoitia, Gilboaphyton, Gosslingia, Legrandia, Lerichea, Loganiella, Loganophyton, Niayssioidea, Orestovia, Paulophyton, Pseudosporochnus, Psilophytaceae, Rhynia, Sacheocladus, Wattieza, Uralia
Subtaxa: Trimerophyton
Distribution: