Niemeyer, Agudo (Triassic of Brazil)

Where: Rio Grande do Sul, Brazil (29.7° S, 53.2° W: paleocoordinates 46.7° S, 14.9° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Hyperodapedon other zone, Candelária Formation (Santa Maria Group), Carnian (237.0 - 228.0 Ma)

• PJW: Text indicates Hyperodapedon zone.

• formation-level stratigraphic resolution

Environment/lithology: "channel"; sandstone and mudstone

Size class: macrofossils

Primary reference: A. E. B. Pavanatto, F. A. Pretto, L. Kerber, R. T. A. S. Müller Da-Rosa, and S. Dias-da-Silva. 2018. A new Upper Triassic cynodont-bearing fossiliferous site from southern Brazil, with taphonomic remarks and description of a new traversodontid taxon. Journal of South American Earth Sciences 88:179-196 [A. Dunhill/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 196738: authorized by Alex Dunhill, entered by Bethany Allen on 03.10.2018, edited by Emma Dunne

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Therapsida -
Probainognathia indet. Hopson 1990 cynodont
CAPPA/UFSM 0099, partial right humerus
Prozostrodontia indet. Liu and Olsen 2010 cynodont
CAPPA/UFSM 0100, skull and lower jaw
 Therapsida - Traversodontidae
Siriusgnathus niemeyerorum n. gen. n. sp. Pavanatto et al. 2018 cynodont
CAPPA/UFSM 0032 (holotype), skull with associated lower jaw; CAPPA/UFSM 0109, partial skull with articulated lower jaw andassociated postcranial material; CAPPA/UFSM 0124, partial skull; CAPPA/UFSM 0125, skull and associated lower jaw
Reptilia
 Diapsida -
Archosauromorpha indet. Huene 1946 archosauromorph
CAPPA/UFSM 0133, vertebral centrum
Archosauriformes indet. Gauthier 1986 archosauromorph
CAPPA/UFSM 0132, tooth
 Theropoda -
Erythrovenator jacuiensis n. gen. n. sp. Müller 2020 theropod
CAPPA/UFSM 0157, partial femur