- The
Plesiosauria or
plesiosaurs are an
order or
clade of
extinct Mesozoic marine reptiles,
belonging to the Sauropterygia.
Plesiosaurs first appeared in...
- two
pairs of large,
elongated paddles. It
lends its name to the
order Plesiosauria, of
which it is an early, but
fairly typical member. It
contains only...
-
originally included only
members of the
family Pliosauridae, of the
order Plesiosauria, but
several other genera and
families are now also included, the number...
- Ketchum, H.F.; Benson, R.B.J. (2010). "Global
interrelationships of
Plesiosauria (Reptilia, Sauropterygia) and the
pivotal role of
taxon sampling in determining...
- Everhart,
Michael J. (2022). "Washed As**** – New
Elasmosaurid Specimens (
Plesiosauria: Sauropterygia) from the Late
Cretaceous of
Colorado and
Kansas and Their...
-
Plesiosauroidea (Reptilia) and a
review of the
phylogeny and
classification of the
Plesiosauria".
Bulletin of the
British Museum (Natural History) Geology. 35 (4): 253–347...
- Sachs, S. (2005). "Redescription of
Elasmosaurus platyurus, Cope 1868 (
Plesiosauria: Elasmosauridae) from the
Upper Cretaceous (lower Campanian) of Kansas...
-
extinction and
flourished during the Tri****ic
before all
except for the
Plesiosauria became extinct at the end of that period. The
plesiosaurs would continue...
-
Hilary F.; Benson,
Roger B. J. (2011). "A new
pliosaurid (Sauropterygia,
Plesiosauria) from the
Oxford Clay
Formation (Middle Jur****ic, Callovian) of England:...
- "Earliest
North American Occurrence Of
Polycotylidae (Sauropterygia:
Plesiosauria) From The
Lower Cretaceous (Albian)
Clearwater Formation, Alberta, Canada"...
