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Acaenasuchus
Fossil range: Late Triassic 228–216.5 Ma
Scientific classification

Class:

Sauropsida

Order:

Aetosauria

Family:

Stagonolepididae

Genus:

Acaenasuchus Long & Murry 1995

Acaenasuchus (meaning "thorn crocodile") is an extinct, actively mobile herbivorous member of the genus aetosaur, endemic to what would be North America during the Late Triassic living from 228—216.5 Ma, existing for approximately 11.5 million years.[1]

It was a heavily armored aetosaur with thorn-like spikes on its back.

TaxonomyEdit

Acaenasuchuswas named by Long and Murry (1995). Its type is Acaenasuchus geoffreyi. It was assigned to Stagonolepididae by Irmis (2005).[2]

ReferencesEdit

  1. ^ PaleoBiology Database: Acaenasuchus, basic info
  2. ^ R. B. Irmis. 2005. The vertebrate fauna of the Upper Triassic Chinle Formation in northern Arizona. In S. J. Nesbitt, W. G. Parker, & R. B. Irmis (eds.), Guidebook to the Triassic Formations of the Colorado Plateau in Northern Arizona: Geology, Paleontology, and History. Mesa Southwest Museum Bulletin 9:63-88


Postosuchus BW

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