CTA-66: Middle Eocene, Peru
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Psilochara sp.
Grambast 1959
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2 elements | |||||||||
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Charales
- Characeae
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Lychnothamnus (Pseudoharrisichara) tenuis
Musacchio 1973
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1 element | |||||||||
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Amphibia
- Temnospondyli
- Pipidae
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Pipidae indet.
Gray 1825
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| postcrania | ||||||||||
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Mammalia
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cf. Wamradolops indet.
Goin and Candela 2004
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1 element | |||||||||
| p3 | ||||||||||
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Mammalia
- Cingulata
- Dasypodidae
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Stegosimpsonia sp.
Vizcaino 1994
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1 element | |||||||||
| scute | ||||||||||
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Mammalia
- Notoungulata
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Notoungulata indet.
Roth 1903
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1 element | |||||||||
| jugal tooth fragment | ||||||||||
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Mammalia
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Pyrotheria indet.
Ameghino 1895
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1 element | |||||||||
| small, tooth fragment | ||||||||||
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Mammalia
- Chiroptera
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Microchiroptera indet.
Dobson 1875
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1 element | |||||||||
| fragmentary lower tooth | ||||||||||
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Mammalia
- Rodentia
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Caviomorpha indet.
Wood and Patterson 1955
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2 elements | |||||||||
| molar fragments | ||||||||||
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= Eobranisamys sp.
Frailey and Campbell 2004
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Boivin et al. 2017 | |||||||||
| MUSM 2841 and 2842 | ||||||||||
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Reptilia
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Eusuchia indet.
Huxley 1875
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| teeth and tooth fragments | ||||||||||
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Reptilia
- Testudines
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Chelonia indet.
(Latreille 1800)
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| plates | ||||||||||
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Actinopteri
- Siluriformes
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Siluriformes indet.
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1 fragment | |||||||||
| spine | ||||||||||
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Actinopteri
- Characiformes
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Characiformes informal pad-like teeth
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Actinopteri
- Characiformes
- Anostomidae
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cf. Leporinus sp.
Lundberg 1997
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2 elements | |||||||||
| teeth | ||||||||||
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unclassified
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Lychnothamnus ? sp.
von Leonhardi 1863
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2 elements | |||||||||
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Raskyella pecki meridionale
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2 elements | |||||||||
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Lychnothamnus major
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1 element | |||||||||
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Serrasalminae indet.
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3 elements | |||||||||
| "pacu-like" | ||||||||||
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Malacostraca
- Decapoda
- Trichodactylidae
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Trichodactylidae indet.
Milne-Edwards 1853
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| "dozens of claws and carapace fragments" | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Peru | State/province: | Loreto |
| Coordinates: | 7.3° South, 75.0° West (view map) | ||
| Paleocoordinates: | 9.9° South, 66.2° West | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| 10 m.y. bin: | Cenozoic 2-3 | ||
| Key time interval: | Middle Eocene | ||
| Age range of interval: | 47.8 - 37.71 m.y. ago |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | fluvial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | mesofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Also known as: | Contamana; CTA 66 | ||
| Database number: | 176151 | ||
| Authorizer: | J. Zijlstra, P. Mannion | Enterer: | J. Zijlstra, P. Mannion |
| Modifier: | P. Mannion | Research group: | vertebrate |
| Created: | 2016-01-29 23:46:20 | Last modified: | 2017-06-30 07:52:01 |
| Access level: | the public | Released: | 2016-01-29 23:46:20 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 57830. | P. Antoine, M. A. Abello, S. Adnet, A. J. A. Sierra, P. Baby, G. Billet, M. Boivin, Y. Calderón, A. Candela, J. Chabain, and F. Corfu. 2016. A 60-million-year Cenozoic history of western Amazonian ecosystems in Contamana, eastern Peru. Gondwana Research 31:30-59 [J. Zijlstra/J. Zijlstra/P. Wagner] |
Secondary references:
| 62609 | M. Boivin, L. Marivaux, M. J. Orliac, F. Pujos, R. Salas-Gismondi, J. V. Tejada-Lara, and P.-O. Antoine. 2017. Late middle Eocene caviomorph rodents from Contamana, Peruvian Amazonia. Palaeontologia Electronica 20(1):19A:1-50 [P. Mannion/P. Mannion] |