Despite this advanced fossil record, the new matchmaking from early-diverging suchians continue to be incompletely understood (e
William G. Parker, Division of Money Administration, Petrified Tree National Playground, P. O. Package 2217, Petrified Tree, AZ 86028, Us.
Contribution: Conceptualization (equal), Official investigation (lead), Resource buy (lead), ?Investigation (lead), Strategy (lead), Writing – totally new write (equal), Creating – comment & modifying (equal)
William Grams. Parker, Division regarding Capital Administration, Petrified Forest Federal Playground, P. O. Container 2217, Petrified Forest, AZ 86028, Us.
Contribution: Conceptualization (equal), Formal data (lead), Money purchase (lead), ?Study (lead), Strategy (lead), Creating – modern write (equal), Creating – opinion & modifying (equal)
Conceptual
After recognized entirely regarding dental care question and you can believed to represent an very early ornithischian dinosaur, the early-diverging pseudosuchian Revueltosaurus callenderi is actually discussed away from no less than twelve skeletons of an excellent monodominant bonebed on top the main Chinle Creation regarding Washington. This topic has almost the entire skeleton and it has a combination out of plesiomorphic and you may derived character says which help clarify ingroup matchmaking within Pseudosuchia. A great phylogenetic investigation recovers R. callenderi in a great clade having Aetosauria and you can Acaenasuchus geoffreyi that is named Aetosauriformes. Secret autapomorphies away from R. callenderi were a skull which is more than new femur, a complete carapace out of dermal armor together with paramedian and you may lateral rows, plus ventral osteoderms, and you may a tail stop sheathed from inside the limbs.
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