Ephemeral island, Lago Colhué Huapi: Campanian - Early Maastrichtian, Argentina
collected 1993, 2000-2005
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
|
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| 1 individual | ||||||||||
| UNPSJB-PV 959/1 to 959/27, 21 caudal vertebrae | ||||||||||
| Casal et al. 2007 | ||||||||||
| Luna et al. 2003 | 1 element | |||||||||
| UNPSJB-PV 973, left ilium | ||||||||||
| Ibiricu et al. 2019 | ||||||||||
| Ibiricu et al. 2010 | 1 individual | |||||||||
| UNPSJB-PV 960, postcranial elements | ||||||||||
| Candeiro 2010 | ||||||||||
|
= Sektensaurus sanjuanboscoi n. gen., n. sp.
Ibiricu et al. 2019
|
Ibiricu et al. 2019 | |||||||||
| UNPSJB-PV 1054 (holotype); referred material: UNPSJB-PV 960 and 973 | ||||||||||
| Casal et al. 2007 | 1 specimen | |||||||||
| UNPSJB-PV 961 (holotype), anterior end of a mandible | ||||||||||
|
= Mesoeucrocodylia indet.
Whetstone and Whybrow 1983
|
Candeiro 2010 | |||||||||
|
= Colhuehuapisuchus lunai n. gen., n. sp.
Lamanna et al. 2019
|
Lamanna et al. 2019 | |||||||||
|
Dipnoi
|
||||||||||
|
Dipnoi indet.
(Müller 1884)
|
Casal et al. 2016 | 1 specimen | ||||||||
| UNPSJB-Pv 1047, dentary plate | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Chubut |
| Coordinates: | 45.6° South, 68.6° West (view map) | ||
| Paleocoordinates: | 46.2° South, 53.3° West (Wright 2013) | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Campanian - Maastrichtian | 10 m.y. bin: | Cretaceous 7 - Cretaceous 8 |
| Key time interval: | Campanian - Early Maastrichtian | ||
| Age range of interval: | 83.6 - 66 m.y. ago |
Stratigraphy
| Geological group: | Chubut | Formation: | Lago Colhué Huapi | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Upper part of the Lago Colhué Huapi Formation (Upper Cretaceous: Campanian–?lower Maastrichtian) | |||||
Lithology and environment
| Primary lithology: | gray,white muddy sandstone |
| Includes fossils? | Y |
| Environment: | "floodplain" |
| Geology comments: Overbank deposit | |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | medium |
| Associated major elements: | some |
| Disassociated major elements: | some |
| Fragmentation: | occasional |
Collection methods and comments
| Collection methods: | surface (in situ),mechanical,field collection |
| Reason for describing collection: | general faunal/floral analysis | Collection dates: | 1993, 2000-2005 |
Metadata
| Also known as: | Southeast island | ||
| Database number: | 52909 | ||
| Authorizer: | M. Carrano, P. Mannion, E. Vlachos | Enterer: | M. Carrano, M. Oreska, P. Mannion, E. Vlachos |
| Modifier: | F. Aspromonte | Research group: | vertebrate |
| Created: | 2005-08-26 11:31:36 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2005-08-26 11:31:36 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 33362. | ETE | G. Casal, M. Luna, L. Ibiricu, E. Ivany, R. Martínez, M. C. Lamanna, and A. Koprowski. 2002. Hallazgo de una serie caudal articulada de Sauropoda de la Formación Bajo Barreal, Cretácico Superior del sur de Chubut [Discovery of an articulated caudal series of Sauropoda from the Bajo Barreal Formation, Upper Cretaceous of southern Chubut]. Ameghiniana 39(4, suppl.):8R [M. Carrano/M. Carrano] |
Secondary references:
| 37378 | C. R. A. Candeiro. 2010. Record of the genus Aeolosaurus (Sauropoda, Titanosauria) in the Late Cretaceous of South America: paleogeographic implications. Estudios Geológicos 66(2):243-253 [M. Carrano/M. Carrano] | |
| 24300 | ETE | G. Casal, R. D. Martínez, M. Luna, J. C. Sciutto, and M. C. Lamanna. 2007. Aeolosaurus colhuehuapensis sp. nov. (Sauropoda, Titanosauria) de la Formación Bajo Barreal, Cretácico Superior de Argentina [Aeolosaurus colhuehuapensis sp. nov. (Sauropoda, Titanosauria) from the Bajo Barreal Formation, Upper Cretaceous of Argentina]. Revista Brasileira de Paleontologia 10(1):53-62 [M. Carrano/M. Carrano] |
| 76410 | G. A. Casal, J. O. Allard, and N. Foix. 2015. Análisis estratigráfico y paleontológico del Cretácico Superior en la Cuenca del Golfo San Jorge: nueva unidad litoestratigráfica para el Grupo Chubut [Stratigraphic and paleontological analysis of the Upper Cretaceous in the Golfo San Jorge Basin: a new lithostratigraphic unit for the Chubut Group]. Revista de la Asociación Geológica Argentina 72(1):77-95 [M. Carrano/M. Carrano] | |
| 66791 | G. A. Casal, R. D. Martinez, M. Luna and L. M. Ibiricu. 2016. Ordenamiento y caracterización faunisitica del Cretacico superior del Grupo Chubut, Cuenca del Golfo San Jorge, Argentina. Revista Brasileira de Paleontologia 19(1):53-70 [E. Vlachos/E. Vlachos] | |
| 76413 | P. Cruzado-Caballero, L. S. Filippi, A. H. Méndez, A. C. Garrido, and R. D. Juárez Valieri. 2016. New record of ornithopod dinosaur from the Plottier Formation (Upper Cretaceous), Patagonia, Argentina. Annales de Paléontologie 102:145-150 [M. Carrano/M. Carrano] | |
| 75729 | P. Cruzado-Caballero, L. S. Filippi, A. H. Méndez, A. C. Garrido, and I. Díaz-Martínez. 2018. First ornithopod remains from the Bajo de la Carpa Formation (Santonian, Upper Cretaceous), northern Patagonia, Argentina. Cretaceous Research 83:182-193 [M. Carrano/M. Carrano/M. Carrano] | |
| 73448 | L. M. Ibiricu, G. A. Casal, R. D. Martínez, M. Luna, J. I. Canale, B. N. Alvarez, and B. González Riga. 2019. A new ornithopod dinosaur (Dinosauria: Ornithischia) from the Late Cretaceous of central Patagonia. Cretaceous Research 98:276-291 [P. Mannion/P. Mannion/P. Mannion] | |
| 87818 | L. M. Ibiricu, G. A. Casal, R. D. Martínez, B. N. Alvarez, and S. F. Poropat. 2020. New materials and an overview of Cretaceous vertebrates from the Chubut Group of the Golfo San Jorge Basin, central Patagonia, Argentina. Journal of South American Earth Sciences 98:102460 [E. Vlachos/F. Aspromonte/P. Mannion] | |
| 34397 | ETE | L. M. Ibiricu, R. D. Martinez, M. C. Lamanna, G. A. Casal, M. Luna, J. D. Harris, and K. J. Lacovara. 2010. A medium-sized ornithopod (Dinosauria: Ornithischia) from the Upper Cretaceous Bajo Barreal Formation of Lago Colhue Huapi, Southern Chubut Province, Argentina. Annals of Carnegie Museum 79(1):39-50 [M. Carrano/M. Oreska] |
| 69772 | M. C. Lamanna, G. A. Casal, L. M. Ibiricu and R. D. F. Martínez. 2019. A new peirosaurid crocodyliform from the Upper Cretaceous Lago Colhué Huapi Formation of central Patagonia, Argentina. Annals of Carnegie Museum 85(3):193-211 [P. Mannion/P. Mannion] | |
| 14276 | ETE | M. Luna, G. Casal, R. Martínez, M. Lamanna, L. Ibiricu and E. Ivany. 2003. La presencia de un Ornithopoda (Dinosauria: Ornithischia) en el Miembro Superior de la Formación Bajo Barreal (Campaniano-Maastrichtiano?) del sur del Chubut [Presence of an Ornithopoda (Dinosauria: Ornithischia) in the Upper Member of the Bajo Barreal Formation (Campanian-Maastrichtian?) of southern Chubut]. Ameghiniana 40(4, suppl.):61R [M. Carrano/M. Carrano/M. Carrano] |
| 38236 | A. G. Martinelli, D. Riff, and R. P. Lopes. 2011. Discussion about the occurrence of the genus Aeolosaurus Powell 1987 (Dinosauria, Titanosauria) in the Upper Cretaceous of Brazil. Gaea - Journal of Geoscience 7(1):34-40 [P. Mannion/P. Mannion/M. Carrano] | |
| 58994 | R. D. F. Martínez, M. C. Lamanna, F. E. Novas, R. C. Ridgley, G. A. Casal, J. E. Martínez, J. R. Vita and L. M. Witmer. 2016. A basal lithostrotian titanosaur (Dinosauria: Sauropoda) with a complete skull: implications for the evolution and paleobiology of Titanosauria. PLoS ONE 11(4):e0151661:1-82 [M. Carrano/M. Carrano] | |
| 76422 | S. F. Poropat. 2019. Final report. Winston Churchill Memorial Trust of Australia 1-56 [M. Carrano/M. Carrano/M. Carrano] |