- (also
called Umkomasiaceae) ****igned to the
order Corysto****les or
Umkomasiales. They were
first described based on
fossils collected by
Hamshaw Thomas...
-
Umaltolepis has seed-bearing
structures resembling those of Pelta****les and
Umkomasiales".
Proceedings of the
National Academy of Sciences. 114 (12): E2385 –...
- †Calamopityales Němejc (1963)
Order †Corysto****les
Petriella (1981) [=
Umkomasiales Doweld (2001)]
Order †Callistophytales
Rothwell (1981) emend. Anderson...
- †Gigantopteridales †Glossopteridales †Lyginopteridales †Medullosales †Pelta****les †
Umkomasiales (corystosperms) †Czekanowskiales †Bennettitales †Erdtmanithecales †Pentoxylales...
-
Medullosales Order Pelta****les
Order Corysto****les (also
known as
Umkomasiales)
Order Czekanowskiales Order Bennettitales (cycadeoids)
Order Erdtmanithecales...
-
often called "seed ferns", ****igned to the
order Corysto****les or
Umkomasiales.
Species of Dicroidium,
which grew as
large trees, were
widely distributed...
- peak,
wherein Umkomasiales and
Ginkgoales constituted most of the tree
canopy and Pelta****les, Petriellales, Cycadales,
Umkomasiales, Gnetales, Equisetales...
- has been
noted to be
similar to
those of some
extinct Peltasperms and
Umkomasiales,
while leaves and the
attachment of the
leaves to the stem is strongly...
- †Callistophytales
Order †Erdtmanithecales
Order †Hlatimbiales
Order †
Umkomasiales class †Arberiopsida
Order †Aberiales
Order †Dicranophyllales
class †Moresnetiopsida...
- ( Virginia) A seed
plant belonging to the
informal grouping Caytoniales-
Umkomasiales-Petriellales.
Genus includes new
species G. virginiense. Glossopteris...
