Quebrada del Puma: Norian, Argentina
collected by R. Martínez et al. 2014

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Pterosauria indet. (Kaup 1834)
1 specimen
PVSJ 914
Yelaphomte praderioi n. gen., n. sp. Martínez et al. 2022
Martínez et al. 2022 1 specimen
Holotype: PVSJ 914, fragment of the rostrum preserving the anterior part of both maxillae and palatines from the anterior border of the narial fenestra as well as a posterior portion of both premaxillae
Dromomeron gigas n. sp. Martínez et al. 2016
Martínez et al. 2016 1 specimen
PVSJ 898
Reptilia - Coelophysidae
? Coelophysoidea indet. Holtz 1994
4 specimens
PVSJ 906, 1013, 899, 1004
    = Coelophysidae indet. Paul 1988
Martínez et al. 2016
    = Lucianovenator bonoi n. gen., n. sp. Martinez and Apaldetti 2017
Martinez and Apaldetti 2017
Reptilia
Sauropodomorpha indet. (Huene 1932)
PVSJ 908
    = Sauropodiformes indet. Martinez et al. 2011
Apaldetti et al. 2016
Crocodylomorpha indet. (Hay 1930)
2 specimens
PVSJ 910, 911
"Rauisuchidae" indet. (Huene 1942)
1 specimen
PVSJ 909, partial skull and osteoderms
Reptilia - Sphenodontidae
Sphenotitan leyesi Martinez et al. 2013
1 specimen
PVSJ 900, complete skull and a partial postcranial skeleton
Reptilia - Australochelyidae
Testudinata indet. (Oppel 1811)
2 specimens
"new species"; PVSJ 903, right, anterior and posterior border of the carapace, anterior and right bridge of the plastron, both pectoral girdles, thoracic vertebrae 1, 2 and 7–10; PVSJ 904, posterolateral border of the carapace, posterior lobe of the plastron, pelvic girdle, the last two thoracic vertebrae and two sacral vertebrae; 1092, a diagonal thin portion of the basicranium, posterior rim of the carapace with five caudal vertebrae, two isolated caudal vertebrae, and several isolated shell fragments; and 1093, posterior border of the carapace with remains of both ischia, both pubes, remains of the ilium, four caudal vertebrae, posterior lobe of the plastron, left pectoral girdle, and indeterminate shell remains
    = Waluchelys cavitesta n. gen., n. sp. Sterli et al. 2020
Sterli et al. 2020
Tritheledontidae
aff. Tritheledontidae indet. (Broom 1912)
unclassified
Pachagnathus benitoi n. gen., n. sp. Martínez et al. 2022
Martínez et al. 2022 1 specimen
Holotype: PVSJ 1080, partial mandibular symphysis lacking anterior end, preserving one tooth (lacking the apex) and three alveoli from the left side, and the roots of three teeth and two alveoli from the right side
see common names

Geography
Country:Argentina State/province:San Juan County:Caucete
Coordinates: 31.6° South, 67.3° West (view map)
Paleocoordinates:40.6° South, 30.2° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Triassic Epoch:Late/Upper Triassic
Stage:Norian 10 m.y. bin:Triassic 4
Key time interval:Norian
Age range of interval:227.00000 - 208.50000 m.y. ago
Stratigraphy
Formation:Quebrada del Barro
Stratigraphic resolution:group of beds
Stratigraphy comments: 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
Lithology and environment
Primary lithology:red muddy sandstone
Environment:fluvial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Spatial resolution:autochthonous
Collection methods and comments
Collection methods:surface (float),surface (in situ),field collection
Reason for describing collection:taxonomic analysis
Collectors:R. Martínez et al. Collection dates:2014
Collection method comments: PVSJ, Instituto y Museo de Ciencias Naturales, San Juan, Argentina
Metadata
Database number:182613
Authorizer:R. Butler, E. Dunne, M. Carrano, E. Vlachos Enterer:R. Butler, M. Carrano, E. Dunne, E. Vlachos
Modifier:M. Carrano Research group:vertebrate
Created:2016-11-11 06:05:30 Last modified:2021-04-08 11:07:09
Access level:the public Released:2016-11-11 06:05:30
Creative Commons license:CC BY
Reference information

Primary reference:
60799. 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]

Secondary references:

76315 C. Apaldetti, R. Martínez, and D. Abelín. 2016. A new sauropodiform (Dinosauria, Sauropodomorpha) from the Upper Triassic Quebrada del Barro Formation (Marayes–El Carrizal Basin), San Juan province, Argentina. XXX Jornadas Argentinas de Paleontología de Vertebrados. Resúmenes. Ameghiniana 53(6 (suppl.)):4 [M. Carrano/M. Carrano/M. Carrano]
81563 R. N. Martínez, B. Andres, C. Apaldetti and I. A. Cerda. 2022. The dawn of the flying reptiles: first Triassic record in the southern hemisphere. Papers in Palaeontology 8(2):e1424 [E. Dunne/E. Dunne/P. Mannion]
60798 R. N. Martínez, C. Apaldetti, G. A. Correa and D. Abelín. 2016. A Norian lagerpetid dinosauromorph from the Quebrada del Barro Formation, northwestern Argentina. Ameghiniana 53(1):1-13 [R. Butler/R. Butler/M. Carrano]
65741 R. N. Martinez and C. Apaldetti. 2017. A late Norian–Rhaetian coelophysid neotheropod (Dinosauria, Saurischia) from the Quebrada del Barro Formation, northwestern Argentina. Ameghiniana 54(5):448-505 [R. Butler/E. Dunne/M. Carrano]
76339 R. N. Martínez, C. Sojo Agüero, G. García and C. Apaldetti. 2016. Primer registro de un neoterópodo Coelophysidae (Dinosauria, Theropoda) de Sudamérica [First record of a Coelophysidae neotheropod (Dinosauria, Theropoda) in South America]. XXX Jornadas Argentinas de Paleontología de Vertebrados. Resúmenes. Ameghiniana 53(6 (suppl.)) [M. Carrano/M. Carrano/M. Carrano]
73219 J. Sterli, R. N. Martínez, I. A. Cerda and C. Apaldetti. 2020. Appearances can deceptive: bizarre shell microanatomy and histology in a new Triassic turtle (Testudinata) from Argentina at the dawn of turtles. Papers in Palaeontology 1-36 [E. Vlachos/E. Vlachos/E. Vlachos]