In Depth Scutarx is a genus of aetosaur that lived in North America during the late Triassic. Further Reading - Osteology of the Late Triassic aetosaur Scutarx deltatylus (Archosauria: Pseudosuchia). - PeerJ - William G. Parker - 2016. - Revised phylogenetic analysis of the Aetosauria (Archosauria: Pseudosuchia); assessing the effects of incongruent morphological character sets. … Read more
In Depth Riojasuchus is a genus of ornithosuchid pseudosuchian that lived during the late Triassic. At the time of writing the Ornithosuchidae is a small group of pseudosuchian archosaurs that aside from Riojasuchus, only contains Ornithosuchus and Venaticosuchus. Further Reading - Dos nuevas “faunas” de reptiles triasicos de Argentina [Two new reptilian “faunas” of … Read more
In Depth Gracilisuchus is a very Ancient, and very small relative of the crocodiles that we know today. Gracilisuchus however seems to have been mostly terrestrial walking about on four legs, but also having the ability to rear up and walk on just the two rear legs. The small size and gracile (hence the name) … Read more
In Depth While loricatan paracrocodylomorphs are fairly well known from the Santa maria Formation, Dagasuchus is the first rauisuchian genus known from the Santacruzodon assemblage zone, something which has enabled this genus to fill an evolutionary gap. So far Dagasuchus is only known from a partial hip which make reconstructions fairly difficult. However since the … Read more
In Depth Gorgetosuchus is a genus of aetosaur that lived in North America during the late Triassic. At the time of its description, Gorgetosuchus was named upon the basis of osteoderms (bony plates) that would have gone around the skin. These plates are unique from other aetosaurs in that they reach almost all the way … Read more
In Depth Venaticosuchus is a genus of pseudosuchian archosaur that lived in Argentina during the Triassic. Venaticosuchus is related to Riojasuchus and Ornithosuchus. Further Reading - Annotated list of the South American Triassic tetrapods, by J. F. Bonaparte. In Second Gondwana Symposium, Proceedings and Papers, S. H. Haughton (ed) – 1971. – Anatomy and phylogenetic … Read more