Sierra Dorotea: Middle Eocene - Late/Upper Eocene, Chile
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Testudines
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Testudines indet.
Batsch 1788
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Otero et al. 2012 | |||||||||
| SGO.PV.6576a-c, three plastral fragments; SGO.PV.6577, 13 shell fragments | ||||||||||
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Reptilia
- Spheniscidae
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Spheniscidae indet.
Bonaparte 1831
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Palaeeudyptes sp.
Huxley 1859
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Reptilia
- Pelecaniformes
- Ardeidae
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cf. Ardeidae indet.
Leach 1820
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Reptilia
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Mesoeucrocodylia indet.
Whetstone and Whybrow 1983
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Otero et al. 2012 | |||||||||
| SGO.PV.6654, two fragments of cranium and two osteoderms; SGO.PV.6578, cranium fragment | ||||||||||
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Chondrichthyes
- Carcharhiniformes
- Scyliorhinidae
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Megascyliorhinus sp.
Cappetta and Ward 1977
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Otero and Soto-Acuña 2015 | 2 specimens | ||||||||
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Chondrichthyes
- Lamniformes
- Mitsukurinidae
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Striatolamia macrota
(Agassiz 1838)
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Otero and Soto-Acuña 2015 | 2 specimens | ||||||||
| original and current combination Otodus macrotus | ||||||||||
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Chondrichthyes
- Lamniformes
- Odontaspididae
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Palaeohypotodus rutoti
(Winkler 1878)
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Otero and Soto-Acuña 2015 | 2 specimens | ||||||||
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Chondrichthyes
- Lamniformes
- Carchariidae
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Carcharias sp.
Rafinesque 1810
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Otero and Soto-Acuña 2015 | 3 specimens | ||||||||
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Chondrichthyes
- Synechodontiformes
- Paraorthacodontidae
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Paraorthacodus sp.
Glikman 1957
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Otero and Soto-Acuña 2015 | 1 specimen | ||||||||
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Chondrichthyes
- Squalidae
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Squalus aff. weltoni
Long 1992
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Otero and Soto-Acuña 2015 | 3 specimens | ||||||||
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Chondrichthyes
- Myliobatiformes
- Myliobatidae
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Myliobatidae indet.
Bonaparte 1838
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Otero and Soto-Acuña 2015 | 1 specimen | ||||||||
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Rhinoptera sp.
Cuvier 1829
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Otero and Soto-Acuña 2015 | 1 specimen | ||||||||
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Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea sp.
Lamarck 1801
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Otero and Soto-Acuña 2015 | |||||||||
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Bivalvia
- Ostreida
- Ostreidae
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Ostreidae indet.
Rafinesque 1815
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Otero and Soto-Acuña 2015 | |||||||||
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Bivalvia
- Hiatellida
- Hiatellidae
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Panopea sp.
(Menard 1807)
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Otero and Soto-Acuña 2015 | |||||||||
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Glycimeris sp.
(Da Costa 1778)
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Otero and Soto-Acuña 2015 | |||||||||
| original and current combination Glycymeris | ||||||||||
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Bivalvia
- Pholadomyida
- Pholadomyidae
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Pholadomya sp.
Sowerby 1823
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Otero and Soto-Acuña 2015 | |||||||||
| see common names | ||||||||||
Geography
| Country: | Chile |
| Coordinates: | 51.6° South, 72.4° West (view map) |
| Paleocoordinates: | 54.1° South, 62.7° West |
| Basis of coordinate: | stated in text |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Key time interval: | Middle Eocene - Late/Upper Eocene | ||
| Age range of interval: | 47.80000 - 33.90000 m.y. ago |
Stratigraphy
| Formation: | Rio Turbio | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: correlative with the La Meseta Formation of Antarctica
Otero and Soto-Acuna 2015: approx. 400 m in the stratigraphic section of the upper part of Sierra Dorotea | |||||
Lithology and environment
| Primary lithology: | sandstone |
| Lithology description: Otero and Soto-Acuna 2015: brown-to-greenish sandstones with coarse-to-fine grain | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 99479 | ||
| Authorizer: | M. Uhen, E. Vlachos, P. Holroyd | Enterer: | M. Uhen, E. Vlachos, P. Holroyd |
| Modifier: | M. Uhen | Research group: | marine invertebrate,vertebrate |
| Created: | 2010-11-12 07:47:26 | Last modified: | 2021-06-30 18:47:56 |
| Access level: | the public | Released: | 2010-11-12 07:47:26 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 34241. | M. A. Sallaberry, R. E. Yury-Yanez, R. A. Otero, S. Soto-Acuna, and T. G. Torres. 2010. Eocene birds from the western margin of southernmost South America. Journal of Paleontology 84(6):1061-1070 [M. Uhen/M. Uhen/M. Uhen] |
Secondary references:
| 64053 | R. A. Otero, S. Soto-Acuna, and R. E. Yury-Yanez. 2012. Primer registro de tortugas y cocodrilos en el Eoceno de Magallanes, extremo sur de Chile. Actas del XIII Congreso Geológico de Chile. Antofagasta 722-724 [E. Vlachos/E. Vlachos] | |
| 67973 | R. A. Otero and S. Soto-Acuña. 2015. New chondrichthyans from Bartonian-Priabonian levels of Río de Las Minas and Sierra Dorotea, Magallanes Basin, Chilean Patagonia. Andean Geology 42(2):268-283 [P. Holroyd/P. Holroyd] | |
| 77288 | M. Sallaberry, S. Soto-Acuña, R. Yury-Yáñez, J. Alarcón, and D. Rubilar-Rogers. 2015. Aves fósiles de Chile. Publicación Ocasional del Museo Nacional de Historia Natural, Chile 63:265-291 [M. Uhen/M. Uhen] |