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Plesiosaurus

File:Plesiosaurus_dolichodeirus_NHM.jpg · Wikimedia Commons · See Wikimedia Commons

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Plesiosaurus

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Plesiosaurus (Greek: ' ('), near to + ' ('), lizard) is a genus of extinct, large marine sauropterygian reptile that lived during the Early Jurassic. It is known by nearly complete skeletons from the Lias of England. Measuring around long, it is distinguishable by its small head, long and slender neck, broad turtle-like body, a short tail, and 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 one species, the type, Plesiosaurus dolichodeirus. Other species once assigned to this genus, includi

Wikidata facts

Parent taxon
Plesiosauridae
Image
Plesiosaurus2.jpg
Length
3.5
Show 10 more facts
location of discovery
Lias Group
described by source
The Nuttall Encyclopædia
Commons category
Plesiosaurus
taxon rank
genus
taxon name
Plesiosaurus
start time
199600000-
end time
175600000-
different from
Plesiosauria
time of discovery or invention
1823-12-00
discoverer or inventor
Mary Anning
Sources (1)

via Wikidata · CC0

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Encyclopedic overview

13 sections
Contents
  • Discovery
  • Description
  • Skull and dentition
  • Vertebral column
  • Limbs
  • Classifications
  • Palaeobiology
  • Palaeoenvironment
  • See also
  • References
  • Notes
  • Sources
  • External links

Plesiosaurus (Greek: ' ('), near to + ' ('), lizard) is a genus of extinct, large marine sauropterygian reptile that lived during the Early Jurassic. It is known by nearly complete skeletons from the Lias of England. Measuring around long, it is distinguishable by its small head, long and slender neck, broad turtle-like body, a short tail, and 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 one species, the type, Plesiosaurus dolichodeirus. Other species once assigned to this genus, including P. brachypterygius, P. guilielmiimperatoris, and P. tournemirensis have been reassigned to new genera, such as Hydrorion, Seeleyosaurus and Microcleidus.

==Discovery==

Excerpted from Wikipedia’s “Plesiosaurus” article, available under the CC BY-SA 4.0 licence.

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