Campo Córdoba Sur: Carnian, Argentina
collected 2013
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
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Lewisuchus admixtus
Romer 1972
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1 individual | |||||||||
| CRILAR-Pv 552 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | La Rioja |
| Coordinates: | 29.8° South, 67.8° West (view map) | ||
| Paleocoordinates: | 46.5° South, 33.2° West | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | small collection |
Time
| Period: | Triassic | Epoch: | Late/Upper Triassic |
| Stage: | Carnian | 10 m.y. bin: | Triassic 3 |
| Key time interval: | Carnian | Other zone: | Massetognathus–Chanaresuchus |
| Age range of interval: | 237.00000 - 227.00000 m.y. ago |
Stratigraphy
| Geological group: | Agua de la Peña | Formation: | Chañares | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: "boundary between the Tarjados and Chañares formations, lower member of the Chañares Formation, lower–middle levels of the Massetognathus– Chanaresuchus Assemblage Zone (ca. 236 Ma, early Carnian)" | |||||
Lithology and environment
| Primary lithology: | massive,planar lamination,fine,volcaniclastic,gray sandstone |
| Includes fossils? | Y |
| Lithology description: "a grey and massive fine sandstone of nearly ~3 m with fine laminations and mixture with volcanic and detrital materials" | |
| Environment: | lacustrine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis | Collection dates: | 2013 |
| Collection method comments: CRILAR-Pv, Centro de Investigaciones Científicas y Tranferencia Tecnológica, Paleontología de Vertebrados, Anillaco, La Rioja, Argentina | |
Metadata
| Also known as: | Romer Reloaded | ||
| Database number: | 205839 | ||
| Authorizer: | R. Butler | Enterer: | E. Dunne |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2019-10-25 08:40:52 | Last modified: | 2021-06-30 09:43:52 |
| Access level: | the public | Released: | 2019-10-25 08:40:52 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 70604. | M. D. Ezcurra, S. J. Nesbitt, L. E. Fiorelli and J. B. Desojo. 2020. New specimen sheds light on the anatomy and taxonomy of the early Late Triassic dinosauriforms from the Chañares Formation, NW Argentina. The Anatomical Record 303(5):1393-1438 [R. Butler/E. Dunne/M. Carrano] |