Murusraptor

Mu-rus-rap-tor.
Published on

Benjamin Gutierrez

Vertebrate Paleontologist

Benjamin Gutierrez is a leading expert on dinosaurs, particularly the mighty theropods. His fieldwork in South America has uncovered new species and provided insights into dinosaur social structures.

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Name

Murusraptor ‭(‬wall thief‭)‬.

Phonetic

Mu-rus-rap-tor.

Named By

Rodolfo Anibal Coria‭ & ‬Philip John Currie‭ ‬-‭ ‬2016.

Classification

Chordata,‭ ‬Reptilia,‭ ‬Dinosauria,‭ ‬Saurischia,‭ ‬Theropoda,‭ ‬Megaraptora.

Diet

Carnivore.

Species

M.‭ ‬barrosaensis‭

Size

Holotype individual estimated to be about‭ ‬6.4‭ ‬meters in length.‭ ‬However this is of an immature individual,‭ ‬fully grown adults would have been larger.

Known locations

Argentina,‭ ‬Patagonia‭ ‬-‭ ‬Sierra Barrosa Formation.

Time Period

Coniacian of the Cretaceous.

Fossil representation

Partial skull and post cranial skeleton.

In Depth

       The holotype remains of Murusraptor were first recovered across‭ ‬2001‭ ‬and‭ ‬2002,‭ ‬but were not described in a scientific paper until‭ ‬2016.‭ ‬Murusraptor is identified as a megaraptoran theropod dinosaur,‭ ‬and one of potentially large size.‭ ‬The holotype individual of Murusraptor has been estimated to have been just short of six and a half meters in length at the time of its death.‭ ‬However,‭ ‬sutures in the known portions of the skull indicate that this individual was still immature and hence not fully grown.‭ ‬This would mean that fully grown adults would have been substantially larger,‭ ‬though how much so is still unknown.

       So far only the rear half of the skull of Murusraptor has been recovered.‭ ‬A key feature of this skull however is that even at the rear it was very narrow.‭ ‬This is a strong indicator that the snout of Murusraptor would have also been narrow,‭ ‬a feature that it would have shared with some other megaraptoran theropod dinosaurs,‭ ‬including the Megaraptor genus.

Further Reading

-‭ ‬A new megaraptoran dinosaur‭ (‬Dinosauria,‭ ‬Theropoda,‭ ‬Megaraptoridae‭) ‬from the Late Cretaceous of Patagonia.‭ ‬-‭ ‬PLoS ONE‭ ‬11‭(‬7‭)‬:e0157973:1-53.‭ ‬-‭ ‬Rodolfo Anibal Coria‭ & ‬Philip John Currie‭ ‬-‭ ‬2016.

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