-
Sauropterygians are
united by a
radical adaptation of
their pectoral girdle,
adapted to
support powerful flipper strokes. Some
later sauropterygians,...
-
Nothosaurs (superfamily Nothosauroidea) were Tri****ic
marine sauropterygian reptiles. They
averaged about 3
metres (10 ft) in length, with a long body...
- This
catalog of
fossil reptile research published in 2025
includes a list of new taxa that were
described during the year 2025, as well as
other significant...
-
Placodontiformes is an
extinct clade of
sauropterygian marine reptiles that
includes placodonts and the non-placodont Palatodonta. It was
erected in 2013...
- near to + σαῦρος (sauros), lizard) is a
genus of extinct,
large marine sauropterygian reptile that
lived during the
Early Jur****ic. It is
known by nearly...
-
Anisian Balmacaan Formation (New Zealand),
representing the
oldest sauropterygian record from the
Southern Hemisphere reported to date. The
first simosaurid...
-
perhaps archelosaurian reptiles that
returned to the sea. An
advanced sauropterygian subgroup, the
carnivorous Eusauropterygia with
small heads and long...
- tail fluke, smooth,
scaleless skin, and
probably even live birth.
Sauropterygians developed from
terrestrial ancestors soon
after the end-Permian extinction...
-
arise from
bipedal archosaurs.
Ichthyosaurs and
nothosaurs (a
group of
sauropterygians)
dominate large marine fauna.
Cynodonts become smaller and nocturnal...
-
studies have
supported Archelosauria.
Several recent studies place sauropterygians within Archosauromorpha group,
forming a
large clade including Ichthyosauromorpha...
