CTA-44 Top: Tortonian, Peru
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Serrasalminae informal pacu-like
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Serrasalminae informal piranha-like
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2 elements | |||||||||
| teeth | ||||||||||
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Cavinae indet.
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2 elements | |||||||||
| "Same taxon as in CTA-43, (right M1, anterior prism of an M1-2)" | ||||||||||
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Reptilia
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Caimaninae informal durophagous taxon
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1 element | |||||||||
| "worn tooth" | ||||||||||
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Purussaurus sp.
Barbosa Rodrigues 1892
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2 elements | |||||||||
| teeth | ||||||||||
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Reptilia
- Gavialidae
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Gavialidae indet.
Adams 1854
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| "several teeth and fragments" | ||||||||||
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Reptilia
- Testudines
- Podocnemididae
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Podocnemis sp.
Wagler 1830
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| "shell fragments" | ||||||||||
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Reptilia
- Testudines
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Chelonia indet.
(Latreille 1800)
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| synonym of Testudines | ||||||||||
| "shell fragments" | ||||||||||
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Mammalia
- Cingulata
- Pampatheriidae
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cf. Scirrotherium sp.
Edmund and Theodor 1997
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1 element | |||||||||
| scute | ||||||||||
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Mammalia
- Cingulata
- Dasypodidae
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Tolypeutinae indet.
Gray 1865
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1 element | |||||||||
| scute | ||||||||||
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Mammalia
- Chiroptera
- Molossidae
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Molossidae indet.
Gervais 1856
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1 element | |||||||||
| "large upper canine" | ||||||||||
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Mammalia
- Notoungulata
- Toxodontidae
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Toxodontidae indet.
Ameghino 1889
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1 fragment | |||||||||
| "large, molar fragment" | ||||||||||
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Mammalia
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Ungulata indet.
(Linnaeus 1766)
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1 fragment | |||||||||
| synonym of Euungulata | ||||||||||
| "enamel fragment" | ||||||||||
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Mammalia
- Rodentia
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? Octodontoidea indet.
Waterhouse 1839
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| "small incisors" | ||||||||||
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Mammalia
- Rodentia
- Dinomyidae
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Potamarchus sp.
Burmeister 1885
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5 elements | |||||||||
| "(2 d4, right and left M1-2, left m1-2), same taxon as in CTA-43 and CTA-75" | ||||||||||
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Drytomomys sp.
Anthony 1922
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1 element | |||||||||
| right p4 | ||||||||||
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Mammalia
- Rodentia
- Neoepiblemidae
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Neoepiblema sp.
Ameghino 1889
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1 element | |||||||||
| left p4 | ||||||||||
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Mammalia
- Rodentia
- Dasyproctidae
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Dasyproctidae indet.
Gray 1825
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1 element | |||||||||
| "protohypsodont right M1-2" | ||||||||||
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Mammalia
- Sparassodonta
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Sparassodonta indet.
(Ameghino 1894)
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1 element | |||||||||
| "small (left p2 or p3)" | ||||||||||
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Dipnomorpha
- Lepidosirenidae
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? Lepidosiren sp.
Fitzinger 1837
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| "upper tooth plate" | ||||||||||
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Actinopteri
- Characiformes
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Characiformes informal croc-like teeth
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Actinopteri
- Characiformes
- Anostomidae
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Anostomidae informal tricuspid teeth
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Anostomidae informal hexacuspid teeth
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Actinopteri
- Characiformes
- Cynodontidae
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cf. Hydrolycus sp.
Lundberg 1997
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2 elements | |||||||||
| teeth | ||||||||||
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Actinopteri
- Siluriformes
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Siluriformes indet.
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| spines | ||||||||||
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Actinopteri
- Siluriformes
- Pimelodidae
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Phractocephalus sp.
Spix and Agassiz 1829
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1 element | |||||||||
| "cranial roof" | ||||||||||
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Actinopteri
- Siluriformes
- Loricariidae
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Loricariidae indet.
Gill 1872
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2 elements | |||||||||
| "muffel-like teeth" | ||||||||||
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Chondrichthyes
- Myliobatiformes
- Potamotrygonidae
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Potamotrygon cf. motoro
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135 elements | |||||||||
| "133 teeth + 2 buckles" | ||||||||||
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Potamotrygon sp.
Garman 1877
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| "several teeth" | ||||||||||
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Chondrichthyes
- Myliobatiformes
- Dasyatidae
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Dasyatidae indet.
Jordan 1888
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40 elements | |||||||||
| "~40 teeth" | ||||||||||
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Chondrichthyes
- Rhinopristiformes
- Pristidae
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Pristis sp.
Linck 1790
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5 elements | |||||||||
| "4 teeth, one rostral tooth" | ||||||||||
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Malacostraca
- Decapoda
- Trichodactylidae
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Trichodactylidae indet.
Milne-Edwards 1853
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| "claw fragments" | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Peru |
| Coordinates: | 7.4° South, 75.0° West (view map) |
| Paleocoordinates: | 7.8° South, 73.0° West |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Tortonian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Tortonian | ||
| Age range of interval: | 11.63000 - 7.24600 m.y. ago |
Stratigraphy
| Formation: | Pebas | ||||
| Stratigraphy comments: "earliest Late Miocene" |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | coastal indet. |
| Geology comments: Coastal channel, marine influence | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | mesofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 176162 | ||
| Authorizer: | J. Zijlstra | Enterer: | J. Zijlstra |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Created: | 2016-01-30 01:26:03 | Last modified: | 2022-04-28 05:18:55 |
| Access level: | the public | Released: | 2016-01-30 01:26:03 |
| 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] |