PaleoDB taxon number: 54752
Full reference: D. H. Scott. 1909. Studies in Fossil Botany, edition 2 2
Parent taxon: Pteridophyta according to D.J. Mabberley 2000
Sister taxa: Acrostichum, Auritulinasporites, Cardioangulina, Cibotiumspora, Cingulatipollenites, Clavatasporites, Concavisporites, Converrucosisporites, Divisisporites, Duplexisporites, Eodelopterum, Eodelopterum priscum, Foveogleicheniidites, Gabonisporis, Haplostigma, Impardecispora, Lycopsida, Microfoveolatosporis, Microreticulatisporites, Muricingulisporis, Murospora, Pilosisporites, Polycingulatisporites, Psilatriletes, Pteridopsida, Rhacophytales, Rubinella, Saadisporites, Scolecopteris, Scortea, Trilobosporites, Triplanosporites, Tuberositriletes, Uralia, Velosporites, Verrucosisporites
Subtaxa: Psilotaceae