Gunakadeit

Gun-ah-kah-deet.
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Emily Green

Paleobotanist

Emily Green brings the ancient world of plants to life through her insightful research and engaging writing. Her expertise lies in examining how prehistoric vegetation influenced climate patterns and animal evolution.

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Name

Gunakadeit ‭(‬after a sea monster in Tlingit mythology‭)‬.

Phonetic

Gun-ah-kah-deet.

Named By

Patrick S.‭ ‬Druckenmiller,‭ ‬Neil P.‭ ‬Kelley,‭ ‬Eric T.‭ ‬Metz‭ & ‬James Baichtal‭ ‬-‭ ‬2020.

Classification

Chordata,‭ ‬Reptilia,‭ ‬Thalattosauria,‭ ‬Thalattosauroidea.

Diet

Carnivore/Pisciivore.

Species

G.‭ ‬joseeae‭

Size

Skull about‭ ‬12‭ ‬centimetres long.‭ ‬Total length of preserved holotype individual about‭ ‬56-57‭ ‬centimetres,‭ ‬but some rear portion of the tail is missing.

Known locations

USA,‭ ‬Alaska‭ ‬-‭ ‬Hound Island Volcanics.

Time Period

Norian of the Triassic.

Fossil representation

Almost complete skull and post cranial skeleton.

In Depth

       Gunakadeit is a genus of thalattosaur that lived in waters around what is now North America during the late Triassic.‭ ‬Gunakadeit is a thalattosaur genus of contrasts.‭ ‬In one respect Gunakadeit appear to have been quite primitive in form when compared to other thalattosaurs.‭ ‬In another,‭ ‬Gunakadeit lived towards the end of the Triassic,‭ ‬after many of the more advanced form thallatosaurs had gone extinct.‭ ‬Gunakadeit seems to have been an exclusively aquatic reptile with jaws that end in a sharp toothless point.‭ ‬Gunakadeit would be expected to have been a predator of fish and soft bodied marine creatures such as cephalopods.

Further Reading

-‭ ‬An articulated Late Triassic‭ (‬Norian‭) ‬thalattosauroid from Alaska and ecomorphology and extinction of Thalattosauria.‭ ‬-‭ ‬Scientific Reports.‭ ‬10‭ (‬1‭)‬:‭ ‬1‭–‬14.‭ ‬-‭ ‬Patrick S.‭ ‬Druckenmiller,‭ ‬Neil P.‭ ‬Kelley,‭ ‬Eric T.‭ ‬Metz‭ & ‬James Baichtal‭ ‬-‭ ‬2020.

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