†phylum Progymnospermophyta Lang 1925
Parent taxon: Embryophyta according to E. Taylor et al. 2008
See also Scheckler 1986
Sister taxa: Acylomurus, Antherocerotophyta, Anthocerotophyta, Apiculiretusispora, Bryophyta, Concavissimisporites, Coniferophyta, Cycadophyta, Diatomozonotriletes, Divisisporites, Gigantopteridales, Ginkgophyta, Hermanophytales, Iraniales, Lusatisporis, Lycophyta, Marchantiophyta, Protosalvinia, Pteridospermophyta, Sphenophyta, Tracheophyta, Zosterophyllophyta
Subtaxa: Actinoxylon Arctophyton Proteokalon Rellimia
Ecology: "photoautotroph"
Distribution: