Eocliff: Bartonian, Namibia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
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Namapsitta praeruptorum n. gen., n. sp.
Mourer-Chauvire et al. 2015
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2 specimens | |||||||||
| GSN EC 8-01013, left tarsometatarsus, distal part (holotype). GSN EC 8-02013, right ulna, almost complete | ||||||||||
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Scopelortyx klinghardtensis n. gen., n. sp.
Mourer-Chauvire et al. 2015
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2 specimens | |||||||||
| GSN EC 6-01013, right coracoid (holotype). GSN EC 6-02013, right scapula, cranial part | ||||||||||
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Crocodylia indet.
(Owen 1842)
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Pickford et al. 2014 | |||||||||
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Lacertilia indet.
(Owen 1842)
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Pickford et al. 2014 | |||||||||
| "lizards" | ||||||||||
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Serpentes indet.
(Linnaeus 1758)
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Pickford et al. 2014 | |||||||||
| "snakes" | ||||||||||
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Mammalia
- Hyracoidea
- Titanohyracidae
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Titanohyracidae indet.
Matsumoto 1926
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Pickford 2015 | |||||||||
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Mammalia
- Tenrecidae
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Sperrgale minutus n. gen., n. sp.
Pickford 2015
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Pickford 2015 | |||||||||
| GSN Sm 1 - holotype | ||||||||||
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Arenagale calcareus n. gen., n. sp.
Pickford 2015
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Pickford 2015 | |||||||||
| GSN Ac 1 - holotype | ||||||||||
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Mammalia
- Chrysochloridae
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Namachloris arenatans n. gen., n. sp.
Pickford 2015
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Pickford 2015 | |||||||||
| GSN Na 1 - holotype | ||||||||||
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Mammalia
- Potamogalidae
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Namagale grandis n. gen., n. sp.
Pickford 2015
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Pickford 2015 | |||||||||
| GSN Ng 1 - holotype | ||||||||||
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Mammalia
- Macroscelidea
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Macroscelidea indet.
(Butler 1956)
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Pickford 2015 | |||||||||
| 3 or 4 genera | ||||||||||
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Mammalia
- Macroscelidea
- Macroscelididae
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Namasengi mockeae n. gen., n. sp.
Senut and Pickford 2021
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Senut and Pickford 2021 | |||||||||
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Mammalia
- Macroscelidea
- Afrohypselodontidae
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Afrohypselodontus grandis n. gen., n. sp.
Senut and Pickford 2021
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Senut and Pickford 2021 | |||||||||
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Afrohypselodontus minus n. gen., n. sp.
Senut and Pickford 2021
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Senut and Pickford 2021 | |||||||||
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Mammalia
- Macroscelidea
- Rhynchocyonidae
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Eorhynchocyon rupestris n. gen., n. sp.
Senut and Pickford 2021
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Senut and Pickford 2021 | |||||||||
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Mammalia
- Macroscelidea
- Myohyracidae
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aff. Myohyrax sp.
Andrews 1914
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Pickford et al. 2014 | |||||||||
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Promyohyrax namibiensis n. gen., n. sp.
Senut and Pickford 2021
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Senut and Pickford 2021 | |||||||||
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Mammalia
- Rodentia
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Protophiomys cf. algeriensis
Jaegar et al. 1985
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Pickford 2015 | |||||||||
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Rupestromys brevirostris n. gen., n. sp.
Pickford 2020
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Pickford 2020 | |||||||||
| GSN EC 10-3 - holotype; listed as 'Undetermined genus A' in Pickford (2018) | ||||||||||
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Mammalia
- Rodentia
- Bathyergidae
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cf. Bathyergoides indet.
Stromer 1923
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Pickford et al. 2014 | |||||||||
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Mammalia
- Rodentia
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Phiomys aff. phiomyoides
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Pickford 2015 | |||||||||
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Namaphiomys sp.
Pickford 2020
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Pickford 2015 | |||||||||
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= Namaphiomys scopulus n. gen., n. sp.
Pickford 2020
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Pickford 2020 | |||||||||
| GSN EC 7-1 - holotype; listed as 'Undetermined genus B' in Pickford (2018) | ||||||||||
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Mammalia
- Rodentia
- Gaudeamuridae
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Gaudeamus sp.
Wood 1968
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Pickford et al. 2014 | |||||||||
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Mammalia
- Rodentia
- Tufamyidae
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Efeldomys sp.
Mein and Pickford 2008
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Pickford et al. 2014 | |||||||||
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Mammalia
- Rodentia
- Myophiomyidae
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Talahphiomys sp.
Jaeger et al. 2010
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Pickford et al. 2014 | |||||||||
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Phiomys aff. lavocati
Wood 1968
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Pickford 2015 | |||||||||
| recombined as Talahphiomys lavocati | ||||||||||
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Silicamys cingulatus
Pickford et al. 2008
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Pickford 2015 | |||||||||
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Mammalia
- Rodentia
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Metaphiomys cf. schaubi
Wood 1968
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Pickford 2015 | |||||||||
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Prepomonomys bogenfelsi
Pickford et al. 2008
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Pickford 2015 | |||||||||
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Mammalia
- Rodentia
- Petromuridae
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Tufamys woodi n. gen., n. sp.
Pickford 2018
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Pickford 2018 | |||||||||
| GSN EC 10 Tw 1 - holotype | ||||||||||
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Mammalia
- Primates
- Lorisidae
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Namaloris rupestris n. gen., n. sp.
Pickford 2015
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Pickford 2015 | |||||||||
| GSN Nr 1 - holotpe | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Namibia | State/province: | Sperrgebiet |
| Coordinates: | 27.4° South, 15.6° East (view map) | ||
| Paleocoordinates: | 32.3° South, 7.7° East | ||
| Basis of coordinate: | estimated from map |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Bartonian | 10 m.y. bin: | Cenozoic 3 |
| Key time interval: | Bartonian | ||
| Age range of interval: | 41.20000 - 37.71000 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Specimens come from multiple limestone blocks, with each one given a number, but all grouped here into one collection
Sallam and Seiffert (2016) argued for a late Oligocene age | |||||
Lithology and environment
| Primary lithology: | "limestone" |
| Lithology description: partly silicified limestone: The Eocliff deposit formed as a series of coalescent tufa mounds round a hard-water spring at the surface of the ancient topography. | |
| Environment: | spring |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Also known as: | Sperrgebiet | ||
| Database number: | 165176 | ||
| Authorizer: | M. Uhen, P. Holroyd, P. Mannion | Enterer: | M. Uhen, P. Holroyd, P. Mannion |
| Modifier: | P. Holroyd | Research group: | vertebrate |
| Created: | 2015-01-13 14:05:45 | Last modified: | 2021-05-25 18:21:57 |
| Access level: | the public | Released: | 2015-01-13 14:05:45 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 54011. | C. Mourer-Chauvire, M. Pickford, and B. Senut. 2015. Stem group galliform and stem group psittaciform birds (Aves, Galliformes, Paraortygidae, and Psittaciformes, family incertae sedis) from the Middle Eocene of Namibia. Journal of Ornithology 156(1):275-286 [M. Uhen/M. Uhen/M. Uhen] |
Secondary references:
| 59815 | M. Pickford. 2015. Late Eocene Chrysochloridae (Mammalia) from the Sperrgebiet, Namibia. Communications of the Geological Survey of Namibia 16:153-193 [P. Mannion/P. Mannion] | |
| 59816 | M. Pickford. 2015. Late Eocene Lorisiform Primate from Eocliff, Sperrgebiet, Namibia. Communications of the Geological Survey of Namibia 16:194-199 [P. Mannion/P. Mannion] | |
| 59817 | M. Pickford. 2015. New Titanohyracidae (Hyracoidea: Afrotheria) from the Late Eocene of Namibia. Communications of the Geological Survey of Namibia 16:200-214 [P. Mannion/P. Mannion] | |
| 59818 | M. Pickford. 2015. Late Eocene Potamogalidae and Tenrecidae (Mammalia) from the Sperrgebiet, Namibia. Communications of the Geological Survey of Namibia 16:114-152 [P. Mannion/P. Mannion] | |
| 70119 | M. Pickford. 2018. Tufamyidae, a new family of hystricognath rodents from the Palaeogene and Neogene of the Sperrgebiet, Namibia. Communications of the Geological Survey of Namibia 19:71-109 [P. Mannion/P. Mannion] | |
| 74136 | M. Pickford. 2020. Two new rodents (Rodentia, Mammalia) from the late middle Eocene of Eocliff, Namibia. Communications of the Geological Survey of Namibia 22:21-46 [P. Mannion/P. Mannion] | |
| 59819 | M. Pickford, B. Senut, H. Mocke, C. Mourer-Chauviré, J.-C. Rage and P. Mein. 2014. Eocene aridity in southwestern Africa: timing of onset and biological consequences. Transactions of the Royal Society of South Africa 69(3):139-144 [P. Mannion/P. Mannion] | |
| 76992 | B. Senut and M. Pickford. 2021. Micro-cursorial mammals from the late Eocene tufas at Eocliff, Namibia. Communications of the Geological Survey of Namibia 23:90-160 [P. Holroyd/P. Holroyd] |