Karaiken: Santacrucian, Argentina
collected by C. Ameghino
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Sparassodonta
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Borhyaena tuberata
Ameghino 1887
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Prevosti et al. 2012 | |||||||||
| MACN-A 2076–2078 | ||||||||||
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Proviverra trouessarti n. sp.
Ameghino 1891
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Marshall 1981 | 2 specimens | ||||||||
| synonym of Cladosictis patagonica | ||||||||||
| MACN 2079, partial skull, holotype; MACN 2080, dentary, cotype and probably same individual | ||||||||||
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Mammalia
- Paucituberculata
- Palaeothentidae
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Parabderites sp.
Ameghino 1902
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Marshall 1980 | 1 specimen | ||||||||
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Mammalia
- Cingulata
- Dasypodidae
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Vetelia puncta n. sp.
Ameghino 1891
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Barasoain et al. 2021 | |||||||||
| Holotype: MACN A 2139 | ||||||||||
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Mammalia
- Rodentia
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Acarechimys minutus
Patterson and Pascual 1967
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Arnal et al. 2017 | |||||||||
| MACN-PV SC4098 | ||||||||||
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Mammalia
- Rodentia
- Acaremyidae
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Acaremys murinus
Ameghino 1887
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Arnal and Vucetich 2015 | 1 specimen | ||||||||
| MACN PV SC4099 | ||||||||||
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Acaremys karaikensis n. sp.
Ameghino 1891
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Arnal and Vucetich 2015 | 1 specimen | ||||||||
| synonym of Acaremys murinus | ||||||||||
| MACN A 1885, poorly preserved skull | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Santa Cruz |
| Coordinates: | 50.1° South, 71.8° West (view map) | ||
| Paleocoordinates: | 50.8° South, 66.2° West | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | local area |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Burdigalian | 10 m.y. bin: | Cenozoic 5 |
| Key time interval: | Santacrucian | ||
| Age range of interval: | 17.40000 - 16.20000 m.y. ago |
Stratigraphy
| Formation: | Santa Cruz | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: Type locality of Ameghino's "Notohippidense" stage. | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | mesofossils |
Collection methods and comments
| Reason for describing collection: | paleoecologic analysis |
| Collectors: | C. Ameghino |
Metadata
| Also known as: | "Notohipidense" horizon of Ameghino | ||
| Database number: | 176596 | ||
| Authorizer: | J. Zijlstra, J. Carrillo, P. Mannion | Enterer: | J. Zijlstra, M. Kouvari, K. Pino |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Subset of collection #: | 27313 | ||
| Created: | 2016-02-17 22:53:47 | Last modified: | 2020-07-21 06:33:55 |
| Access level: | the public | Released: | 2016-02-17 22:53:47 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 58167. | S. F. Vizcaíno, R. F. Kay, and M. S. Bargo. 2012. Background for a paleoecological study of the Santa Cruz Formation (late Early Miocene) on the Atlantic Coast of Patagonia. In S. F. Vizcaíno, R. F. Kay, M. S. Bargo (eds.), Early Miocene Paleobiology in Patagonia: High-Latitude Paleocommunities of the Santa Cruz Formation 1-22 [J. Zijlstra/J. Zijlstra/J. Zijlstra] |
Secondary references:
| 58126 | M. Arnal and M. Vucetich. 2015. Revision of the fossil rodent Acaremys Ameghino, 1887 (Hystricognathi, Octodontoidea, Acaremyidae) from the Miocene of Patagonia (Argentina) and the description of a new acaremyid. Historical Biology 27(1):42-59 [J. Zijlstra/J. Zijlstra/J. Zijlstra] | |
| 72683 | M. Arnal, M. G. Vucetich, D. A. Croft, M. S. Bargo, J. C. Fernícola and S. F. Viscaino. 2017. Systematic revision and evolutionary history of Acarechimys Patterson in Kraglievich 1965 (Rodentia, Caviomorpha, Octodontoidea). Ameghiniana 54(3):307-330 [P. Mannion/M. Kouvari] | |
| 85627 | D. Barasoain, L. R. González Ruiz, R. L. Tomassini, A. E. Zurita, V. H. Contreras and C. I. Montalvo. 2021. First phylogenetic analysis of the Miocene armadillo Vetelia reveals novel affinities with Tolypeutinae. Acta Palaeontologica Polonica 66(3):S31-S36 [J. Carrillo/K. Pino] | |
| 58338 | L. G. Marshall. 1980. Systematics of the South American marsupial family Caenolestidae. Fieldiana Geology 5:1-145 [J. Zijlstra/J. Zijlstra] | |
| 58306 | L. G. Marshall. 1981. Review of the Hathlyacyninae, an extinct subfamily of South American "dog-like" marsupials. Fieldiana Geology 7:1-120 [J. Zijlstra/J. Zijlstra] | |
| 58202 | F. J. Prevosti, A. M. Forasiepi, M. D. Ercoli and G. F. Turazzini. 2012. Paleoecology of the mammalian carnivores (Metatheria, Sparassodonta) of the Santa Cruz Formation (late Early Miocene). In S. F. Vizcaíno, R. F. Kay, M. S. Bargo (eds.), Early Miocene Paleobiology in Patagonia: High-Latitude Paleocommunities of the Santa Cruz Formation 173-193 [J. Zijlstra/J. Zijlstra/J. Zijlstra] |