†family Trigonocarpaceae (cycads)
Cycadopsida - Trigonocarpales - Trigonocarpaceae
Parent taxon: Trigonocarpales according to S. V. Meyen 1984
Sister taxa: Sarcospermum, Trigonocarpolithus, Alethopteridaceae, Angiospermophyton
Subtaxa: none
Distribution: there are no occurrences of Trigonocarpaceae in the database