†Trochodendroides Berry
Magnoliopsida - Saxifragales - Cercidiphyllaceae
Parent taxon: Cercidiphyllaceae according to E. E. McIver and J. F. Basinger 1993
Sister taxa: Cercidiphyllum, Nyssidium
Subtaxa: Trochodendroides flabella, Trochodendroides serrulata