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Temporal range: Triassic, Carnian–Norian
Scientific classification edit
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Aetosauria
Family: Stagonolepididae
Subfamily: Aetosaurinae
Genus: Scutarx
Parker, 2016
Type species
Scutarx deltatylus
Parker, 2016

Scutarx is an aetosaurine suchian known from the Triassic Chinle Formation of Petrified Forest National Park of Arizona[1] and the Cooper Canyon Formation of Texas.[2] The type and only species, Scutarx deltatylus, was described in 2016 by William G. Parker. Known fossils include a mandible and a dentary from Arizona.


  1. ^ Parker, William G. (2016). "Revised phylogenetic analysis of the Aetosauria (Archosauria: Pseudosuchia); assessing the effects of incongruent morphological character sets". PeerJ. 4: e1583. doi:10.7717/peerj.1583. PMC 4727975. PMID 26819845. open access publication – free to read
  2. ^ Parker, William G. (2016). "Osteology of the Late Triassic aetosaur Scutarx deltatylus (Archosauria: Pseudosuchia)"". PeerJ. 4: e2411. doi:10.7717/peerj.2411. PMC 5012282. PMID 27635359.