Class Ginkgoopsida Engler 1897
Parent taxon: Ginkgophyta according to A. B. Doweld 2001
Sister taxa: none
Subtaxa: Calamopityales, Callistophytales, Caytoniales, Czekanowskiales, Ephedrales, Ginkgoales, Leptostrobales, Pentoxylales, Umaltolepididae