Acherontisuchus

A-che-ron-te-soo-kus.
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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

Acherontisuchus ‭(‬Acheron crocodile‭)‬.

Phonetic

A-che-ron-te-soo-kus.

Named By

Alexander K.‭ ‬Hastings,‭ ‬Jonathan Bloch‭ & ‬Carlos A.‭ ‬Jaramillo‭ ‬-‭ ‬2011.

Classification

Chordata,‭ ‬Reptilia,‭ ‬Crocodylomorpha,‭ ‬Dyrosauridae.

Diet

Carnivore.

Species

A.‭ ‬guajiraensis‭

Size

Skull between‭ ‬72‭ ‬to‭ ‬86‭ ‬centimetres long.‭ ‬Body estimated to have been between‭ ‬4.66‭ ‬and‭ ‬6.46‭ ‬meters long.

Known locations

Colombia‭ ‬-‭ ‬Cerrej�n Formation.

Time Period

Mid to late Paleocene

Fossil representation

Fragmentary skull and post cranial remains.‭ ‬Partial teeth also known.

In Depth

       Although Acherontisuchus was named upon the basis of four specimens,‭ ‬there is the possibility that these remains may be all from the same individual.‭ ‬Acherontisuchus were dyrosaurid crocodiles that inhabited the rivers and water‭ ‬systems of Colombia.‭ ‬Acherontisuchus grew quite a bit bigger than other dyrosaurid crocodiles,‭ ‬and although long-snouted,‭ ‬also differed by having a snout that was proportionately shorter than relatives like Dyrosaurus.‭ ‬Attachments for fairly strong back and leg muscles suggest that Acherontisuchus would have also been quite capable at roaming about on land.

Further Reading

-‭ ‬A new longirostrine dyrosaurid‭ (‬Crocodylomorpha,‭ ‬Mesoeucrocodylia‭) ‬from the Paleocene of north-eastern Colombia:‭ ‬biogeographic and behavioural implications for new-world dyrosauridae‭ ‬-‭ ‬Alexander K.‭ ‬Hastings,‭ ‬Jonathan Bloch‭ & ‬Carlos A.‭ ‬Jaramillo‭ ‬-‭ ‬2011.

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