†class Lyginopteridopsida Novak 1961
Parent taxon: Gymnosperm according to J. M. Anderson et al. 2007
See also Doweld 2001
Sister taxa: none
Subtaxa: Hexapterospermales Lyginopteridales
Parent taxon: Gymnosperm according to J. M. Anderson et al. 2007
See also Doweld 2001
Sister taxa: none
Subtaxa: Hexapterospermales Lyginopteridales