Where: Rio Grande do Sul, Brazil (29.6° S, 54.1° W: paleocoordinates 39.8° S, 16.0° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Hyperodapedon other zone, Alemoa Member (Santa Maria Formation), Carnian to Carnian (237.0 - 208.5 Ma)
• Santa Maria 2 (upper half of Santa Maria Formation), from the so-called "Rhynchosaur Cenozone" or "Hyperodapedon Assemblage Zone". The Hyperodapedon Assemblage Zone has generally considered been late Carnian in age, but could extend into the early Norian.
• group of beds-level stratigraphic resolution
Environment/lithology: fluvial; red mudstone and fine-grained, red sandstone
Size class: macrofossils
Collection methods: quarrying,
• CPE2, Coleção Municipal, São Pedro do Sul, Brazil.
•UFRGS, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil.
Primary reference: A. B. Heckert and S. G. Lucas. 2002. South American occurrences of the Adamanian (Late Triassic: latest Carnian) index taxon Stagonolepis (Archosauria: Aetosauria) and their biochronological significance. Journal of Paleontology 76(5):852-863 [R. Butler/R. Butler]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 92319: authorized by Richard Butler, entered by Richard Butler on 06.11.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
| Reptilia | |
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Hyperodapedon huenei n. sp.3 Langer and Schultz 2000 rhynchosaur UFRGS PV 0132T, a nearly complete skull and mandible (holotype). UFRGS PV 0413T, juvenile dentary
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Aetobarbakinoides brasiliensis n. gen. n. sp.2
Aetobarbakinoides brasiliensis n. gen. n. sp.2 Desojo et al. 2012 aetosaur CPE2 168, partial postcranium
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Aetosauroides scagliai1 Casamiquela 1960 aetosaur MCP 13a, 13b, parts of the dorsal and ventral carapace, probably of a single individual. "Aetosauroides subsulcatus"
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