-
descendants of the last
common ancestor of
squamates and rhynchocephalians.
Lepidosaurs can be
distinguished from
other reptiles via
several traits, such as...
- (birds and crocodilians) and
their fossil relatives, to the
exclusion of
lepidosaurs (the
clade containing lizards,
snakes and the tuatara). The majority...
- ago).
Living lepidosaurs,
which include snakes, lizards, and rhynchocephalians,
occupy a wide
range of
environments and niches. The
lepidosaurs have many...
- The Jur****ic (/dʒʊˈræsɪk/ juurr-****-ik) is a
geologic period and
stratigraphic system that
spanned from the end of the Tri****ic
Period 201.4
million years...
- some of the
earliest dinosaurs (which
include the
ancestors of birds),
lepidosaurs (the
ancestors of modern-day
snakes and lizards) and
mammaliaforms (ancestors...
-
archosauromorphs (reptilians
closer to
archosaurs than to
lizards or
other lepidosaurs)
appeared in the Permian.
Archosaurs quickly diversified in the aftermath...
-
Lepidosaurs of the
Cedar Mountain Formation Genus Species Location Member Abundance Description Images Toxolophosaurus Toxolophosaurus sp.
Yellow Cat...
-
Lepidosaurs of the
Antlers Formation Genus Species Location Stratigraphic position Abundance Notes Atokasaurus Atokasaurus metarsiodon Ptilotodon Ptilotodon...
- The
Chichinales Formation is a
geological formation in Río
Negro Province,
Argentina which dates from the Late
Oligocene to the
Early Miocene,
around 23...
-
pluvial event occurs around 234–232 Ma,
allowing the
first dinosaurs and
lepidosaurs (including rhynchocephalians) to radiate. Tri****ic–Jur****ic extinction...
