Cynodontosuchus

Sy-no-dont-o-soo-kus.
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John Stewart

Paleoecologist

John Stewart is a distinguished paleoecologist whose work has significantly advanced our understanding of prehistoric ecosystems. With over two decades dedicated to unearthing fossils across Asia and Africa

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Name

Cynodontosuchus ‭(‬dog tooth crocodile‭)‬.

Phonetic

Sy-no-dont-o-soo-kus.

Named By

A.‭ ‬S.‭ ‬Woodward‭ ‬-‭ ‬1896.

Classification

Chordata,‭ ‬Reptilia,‭ ‬Crocodylomorpha,‭ ‬Notosuchia,‭ ‬Sebecosuchia.

Diet

Carnivore.

Species

C.‭ ‬rothi‭

Size

Uncertain due to lack of remains.

Known locations

Argentina‭ ‬-‭ ‬Bajo de la Carpa Formation.

Time Period

Santonian of the Cretaceous.

Fossil representation

Partial skull‭ (‬mostly of snout,‭ ‬maxilla and premaxilla‭) ‬as well as partial dentary‭ (‬lower jaw‭)‬.

In Depth

       When named in‭ ‬1896,‭ ‬Cynodontosuchus was not only the earliest known sebecosuchian crocodile,‭ ‬it was also the first confirmed as living before the‭ ‬Cenozoic period.‭ ‬Since this time there are now several Cretaceous sebecosuchian crocodiles known to us,‭ ‬and one of these genera,‭ ‬Baurusuchus,‭ ‬has been proposed by some to be a junior synonym to Cynodontosuchus.‭ ‬Critics of this theory however point out that Cynodontosuchus has a much deeper rostrum that Baurusuchus,‭ ‬as well as only five pairs of teeth in the maxilla,‭ ‬significantly less than Baurusuchus.

Further Reading

-‭ ‬On two Mesozoic crocodilians from the red sandstones of the territory of Neuquen‭ (‬Argentina Republic‭)‬.‭ ‬Notosuchus‭ (‬genus novum‭) ‬and Cynodontosuchus‭ (‬genus novum‭)‬.‭ ‬-‭ ‬Anales del Museo de La Plata.‭ ‬Paleontolog�a Argentina‭ ‬4:1-20.‭ ‬-‭ ‬A.‭ ‬S.‭ ‬Woodward‭ ‬-‭ ‬1896. -‭ ‬Radiation �volutive,‭ ‬pal�o�cologie et al.‭ ‬biog�ographie des crocodiliens m�sosuchiens.‭ ‬-‭ ‬M�moire de la Soci�t� g�ologique de France‭ ‬142:‭ ‬1‭–‬88.‭ ‬-‭ ‬E.‭ ‬Buffetaut‭ ‬-‭ ‬1982. -‭ ‬Biogeographic evolution of the South American crocodilians.‭ ‬-‭ ‬M�nchen Geowiss.‭ ‬Abh.,‭ ‬A‭(‬30‭)‬:159-184.‭ ‬-‭ ‬Z.‭ ‬B.‭ ‬Gasparini‭ ‬-‭ ‬1996.‭

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