Where: San Juan, Argentina (31.6° S, 67.3° W: paleocoordinates 40.6° S, 30.2° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Quebrada del Barro Formation (Marayes Group), Norian (228.0 - 208.5 Ma)
• A late Norian age was recently proposed for this formation based on biostratigraphic correlations with the Los Colorados Formation from the neighboring Ischigualasto-Villa Unión Basin
• bed-level stratigraphic resolution
Environment/lithology: fluvial; red, muddy sandstone
Size classes: macrofossils, mesofossils
Collected by R. Martínez et al. in 2012
Collection methods: quarrying, surface (in situ),
• PVSJ, Instituto y Museo de Ciencias Naturales, San Juan, Argentina
Primary reference: R. N. Martínez, C. Apaldetti, G. Correa, C. E. Colombi, E. Fernández, P. S. Malnis, A. Praderio, D. Abelín, L. G. Benegas, A. Aguilar-Cameo, and O. A. Alcober. 2015. A new Late Triassic vertebrate assemblage from northwestern Argentina. Ameghiniana 52(4):379-390 [R. Butler/R. Butler/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 182614: authorized by Richard Butler, entered by Richard Butler on 11.11.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Sauropodomorpha indet. Huene 1932 sauropodomorph | |
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Sphenotitan leyesi Martinez et al. 2013 lepidosaur | |
Osteichthyes | |
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