Green River (USNM Collection): Bridgerian, Colorado
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Insecta
- Raphidioptera
- Raphidiidae
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Agulla protomaculata n. sp.
Engel 2011
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18 specimens | |||||||||
| recombined as Archiinocellia protomaculata | ||||||||||
| USNM 25894, 28817, 29160, 29951, 31487, 31694, 31732, 52422, 52500, 57759, 58416, 58430, 58448, 79100, 138714 (5 measurements) | ||||||||||
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Insecta
- Odonata
- Thaumatoneuridae
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Oreodysagrion tenebris n. gen., n. sp.
Bechly et al. 2020
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Bechly et al. 2020 | 1 specimen | ||||||||
| USNM 565343 (1 measurement) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Colorado |
| Coordinates: | 39.5° North, 108.4° West (view map) | ||
| Paleocoordinates: | 43.3° North, 95.0° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Eocene |
| 10 m.y. bin: | Cenozoic 2 | ||
| Key time interval: | Bridgerian | ||
| Age range of interval: | 50.50000 - 46.20000 m.y. ago |
Stratigraphy
| Formation: | Green River |
Lithology and environment
| Primary lithology: | red lithified "shale" | ||
| Environment: | lacustrine - large | Tectonic setting: | intermontane basin |
Taphonomy
| Modes of preservation: | adpression |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | USNM |
Metadata
| Database number: | 132370 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham |
| Modifier: | M. Clapham | Research group: | paleoentomology |
| Created: | 2012-08-15 14:27:51 | Last modified: | 2014-08-06 21:16:16 |
| Access level: | the public | Released: | 2012-08-15 14:27:51 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 42645. | M. S. Engel. 2011. A new snakefly from the Eocene Green River Formation (Raphidioptera: Raphidiidae). Transactions of the Kansas Academy of Science 114:77-87 [M. Clapham/M. Clapham] |
Secondary references:
| 77393 | G. Bechly, R. Garrouste, J. A. Karr, L. Grande, and A. Nel. 2020. The damselfly palaeofauna from the Eocene of Wyoming and Colorado, USA (Insecta, Odonata, Zygoptera). Papers in Palaeontology 7:1373-1402 [M. Clapham/M. Clapham/M. Clapham] |