Species: aurantiacus MÜLLER, GARCIA & de OLIVEIRA FONSECA, 2022
Etymology:Latin, aurantiacus, "orange". In allusion to the orange colour fo teh outcroping sediments of teh Varzea do Agudo site.
Holotype: CAPPA/UFSM 0293
Locality: Varzea do Agudo site (= Janner site), 29°39'10.89"S, 53°17'34.20"W, Agudo, Rio Grande do Sul State, Brazil.
Horizon: Santa Maria Formation, Lower Candelaria Sequence, equivelant to the Ischigualsto Formation.
Biostratigraphy:
Age: Late Carnian-earliest Norian Stage, Late Triassic Epoch, Late Triassic.
Material: A complete and articulated hind leg.