Name: Seldsienean ‭(‬seldom seen one‭)‬.
Phonetic: Seld-sy-ne-an.
Named By: Michela M.Johnson,‭ ‬Mark T.‭ ‬Young‭ & ‬Stephen L.‭ ‬Brusatte‭ ‬-‭ ‬2020.
Synonyms: Steneosaurus megistorhynchus.
Classification: Chordata,‭ ‬Reptilia,‭ ‬Thalattosuchia,‭ ‬Machimosauridae.
Species: S.‭ ‬megistorhynchus‭ (‬type‭)‬.
Diet: Carnivore/Piscivore‭?
Size: Unavailable.
Known locations: France‭ ‬-‭ ‬Calcaire de Caen.‭ ‬England‭ ‬-‭ ‬Cornbrash Formation.
Time period: Mid Jurassic.
Fossil representation: Partial snout and jaw.

       Seldsienean is a genus of thalattosuchian that lived in European waters during the mid Jurassic.‭ ‬Seldsienean was originally named as a species of Steneosaurus,‭ ‬but was moved into its own genus as a result of a massive revision to the Steneosaurus genus.

Further reading
-‭ ‬The phylogenetics of Teleosauroidea‭ (‬Crocodylomorpha,‭ ‬Thalattosuchia‭) ‬and implications for their ecology and evolution.‭ ‬-‭ ‬PeerJ.‭ ‬8:‭ ‬e9808.‭ ‬-‭ ‬Michela M.Johnson,‭ ‬Mark T.‭ ‬Young‭ & ‬Stephen L.‭ ‬Brusatte‭ ‬-‭ ‬2020.


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