Carnufex

Kar-nu-feks.
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

Carnufex ‭(‬Butcher‭)‬.

Phonetic

Kar-nu-feks.

Named By

L.‭ ‬E.‭ ‬Zanno,‭ ‬S.‭ ‬Drymala,‭ ‬S.‭ ‬J.‭ ‬Nesbitt‭ & ‬V.‭ ‬P.‭ ‬Scheider‭ ‬-‭ ‬2015.

Classification

Chordata,‭ ‬Reptilia,‭ ‬Crocodylomorpha.

Diet

Carnivore.

Species

C.‭ ‬carolinensis‭

Size

Roughly about‭ ‬3‭ ‬meters long for the‭ ‬holotype,‭ ‬other individuals might have been larger.

Known locations

USA,‭ ‬South Carolina‭ ‬-‭ ‬Pekin Formation.

Time Period

Carnian of the Triassic.

Fossil representation

Partial skull,‭ ‬jaw and partial post cranial remains.

In Depth

       Described in‭ ‬2015,‭ ‬Carnufex may well have been one of the key predators that lived in what would become the eastern USA during the Triassic about‭ ‬231‭ ‬million years ago.‭ ‬Carnufex was a crocodylomorph,‭ ‬a distant relative to today’s crocodiles,‭ ‬and one that seems to have been a bipedal predator of moderately sized animals.‭ ‬The authors of the‭ ‬2015‭ ‬description have noted several features of the known bones of Carnufex making it stand out from related genera as a distinct genus.‭ ‬They also noted that the skull of Carnufex seems to be quite transitional linking differences between different groups of crocodylomorphs.‭ ‬As a fairly fast bipedal predator,‭ ‬Carnufex may have filled an ecological gap that had not yet been filled by the emerging theropod dinosaurs,‭ ‬though ultimately by the Jurassic,‭ ‬the theropod dinosaurs would have replaced crocodylomorphs like Carnufex as top predators.

       The name Carnufex is derived from the Latin word for‭ ‘‬butcher‭’‬,‭ ‬while the type species name‭ ‘‬carolinensis‭’ ‬simply means from Carolina.‭ ‬Recombined into English grammatical order,‭ ‬and Carnufex carolinensis translates as‭ ‘‬Carolina’s butcher‭’‬.

Further Reading

-‭ ‬Early crocodylomorph increases top tier predator diversity during rise of dinosaurs.‭ ‬-‭ ‬Scientific Reports‭ ‬5:‭ ‬9276.‭ ‬-‭ ‬L.‭ ‬E.‭ ‬Zanno,‭ ‬S.‭ ‬Drymala,‭ ‬S.‭ ‬J.‭ ‬Nesbitt‭ & ‬V.‭ ‬P.‭ ‬Scheider‭ ‬-‭ ‬2015. – Osteology of Carnufex carolinensis (Archosauria: Psuedosuchia) from the Pekin Formation of North Carolina and Its Implications for Early Crocodylomorph Evolution. – PLOS ONE. 11 (6): e0157528. – S. M. Drymala, L. E. Zanno – 2016.

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