- (20 in) wide. Some
other possible corystosperms like
Pachypteris may have
grown as shrubs. The
oldest fossils of
corystosperms,
belonging to Dicroidium, Pteruchus...
-
suggestions including at
least some of the
following groups: glossopterids,
corystosperms,
Petriellales Pentoxylales,
Bennettitales and Caytoniales), but not...
- †Glossopteridales †Lyginopteridales †Medullosales †Pelta****les †Umkomasiales (
corystosperms) †Czekanowskiales †Bennettitales †Erdtmanithecales †Pentoxylales †Petriellales...
- (October 2023). "Komlopteris: A
persistent lineage of post-Tri****ic
corystosperms in Gondwana".
Review of
Palaeobotany and Palynology. 317: 104950. Bibcode:2023RPaPa...
- (October 2023). "Komlopteris: A
persistent lineage of post-Tri****ic
corystosperms in Gondwana".
Review of
Palaeobotany and Palynology. 317: 104950. doi:10...
-
genus of fork-leaved seed plants. It is the
archetypal genus of the
corystosperms, an
extinct group of seed plants,
often called "seed ferns", ****igned...
-
fossil leaves. It has
either been
aligned with the
peltasperms or the
corystosperms.
Pachypteris is
represented by hypostomatic,
bipinnate or unipinnate...
-
authors have
suggested that some
peltasperms may have
close affinities to
corystosperms,
another group of
extinct "seed ferns".
Meyen (1987)
argued that Pelta****les...
-
Umkomasia is a
genus of seed
bearing organs produced by
corystosperm seed ferns,
first based on
fossils collected by
Hamshaw Thomas from the
Burnera Waterfall...
- Y.; Wu, H.; Ning, Z.; Hao, R. (2025). "A new
exceptionally preserved corystosperm wood from the Jur****ic of East Asia".
Science China Earth Sciences. 68...
