Kingdom Plantae Rank Order | Division †Pteridospermatophyta | |
Similar Lyginopteridales, Peltaspermales, Corystospermales, Medullosales, Glossopteridales | ||
The Calamopityales are an extinct order of plants belonging to Pteridospermatophyta, or seed ferns.
References
Calamopityales Wikipedia(Text) CC BY-SA