Mahaffey Trail, locality 41087: Bridgerian, Colorado
collected by D. Kohls 1995
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Insecta
- Orthoptera
- Gryllidae
|
||||||||||
? Eogryllus elongatus
Gorochov 2012
|
Gorochov and Labandeira 2012 | 1 specimen | ||||||||
USNM Kohls 105080-AB | ||||||||||
Insecta
- Blattodea
- Ectobiidae
|
||||||||||
Ectobius kohlsi
Vršanský et al. 2014
|
Vršanský et al. 2014 | 1 specimen | ||||||||
USNM 41087/105061 | ||||||||||
Insecta
- Hymenoptera
- Formicidae
|
||||||||||
Eoformica pinguis
(Scudder 1877)
|
2 specimens | |||||||||
USNM 495887, 888 | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Colorado |
Coordinates: | 39.5° North, 108.1° West (view map) | ||
Paleocoordinates: | 43.3° North, 94.6° West | ||
Basis of coordinate: | based on nearby landmark | ||
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 |
Stratigraphic resolution: | group of beds |
Lithology and environment
Primary lithology: | lithified lime mudstone | ||
Environment: | lacustrine - large | Tectonic setting: | intermontane basin |
Geology comments: Laramide-style block faulting |
Taphonomy
Modes of preservation: | adpression |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | taxonomic analysis | ||
Museum repositories: | USNM | ||
Collectors: | D. Kohls | Collection dates: | 1995 |
Metadata
Database number: | 138691 | ||
Authorizer: | M. Clapham | Enterer: | M. Clapham |
Modifier: | M. Clapham | Research group: | paleoentomology |
Created: | 2013-01-25 12:44:56 | Last modified: | 2014-07-30 16:28:29 |
Access level: | the public | Released: | 2013-01-25 12:44:56 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
44418. | G. M. Dlussky and A. P. Rasnitsyn. 2002. Ants (Hymenoptera: Formicidae) of Formation Green River and some other middle Eocene deposits of North America. Russian Entomological Journal 11:411-436 [M. Clapham/M. Clapham] |
Secondary references:
52087 | A. V. Gorochov and C. C. Labandeira. 2012. Eocene Orthoptera from Green River Formation of Wyoming (USA). Russian Entomological Journal 21:357-370 [M. Clapham/M. Clapham/M. Clapham] | |
49913 | P. Vršanský, R. Oruzinsky, P. Barna, L. Vidlička, and C. C. Labandeira. 2014. Native Ectobius (Blattaria: Ectobiidae) from the early Eocene Green River Formation of Colorado and its reintroduction to North America 49 million years later. Annals of the Entomological Society of America 107:28-36 [M. Clapham/M. Clapham/M. Clapham] |