Togwotee Pass Summit: Bridgerian, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Osteichthyes
Osteichthyes indet. Huxley 1880
Mammalia - Esthonychidae
cf. Trogosus sp. Leidy 1871
Mammalia - Rodentia - Sciuravidae
Sciuravus sp. Marsh 1871
Tillomys sp. Marsh 1872
Mammalia - Rodentia - Reithroparamyidae
cf. Reithroparamys sp. Matthew 1920
McKenna 1980
Mammalia - Rodentia - Ischyromyidae
Ischyromyidae indet. Alston 1876
two forms: small
Mammalia - Primates - Microsyopidae
Microsyops cf. elegans (Marsh 1871)
or annectens
Mammalia - Primates - Omomyidae
Washakius sp. Leidy 1873
Mammalia - Artiodactyla
? Artiodactyla indet. Owen 1848
    = Artiodactyla indet. Owen 1848
McKenna 1980
Mammalia - Perissodactyla - Brontotheriidae
Palaeosyops sp. Leidy 1870
    = Brontotheriidae indet. Marsh 1873
Alroy 2002
Mammalia - Perissodactyla - Hyrachyidae
Hyrachyus eximius Leidy 1871
Mammalia - Perissodactyla - Equidae
cf. Orohippus sp. Marsh 1872
Mammalia - Carnivora
? Carnivora indet. Bowdich 1821
two forms
Mammalia - Carnivora - Miacidae
Miacinae indet. Cope 1880
Mammalia - Condylarthra - Hyopsodontidae
Hyopsodus sp. Leidy 1870
Mammalia - Insectivora
Nyctitheriidae indet. Simpson 1928
small
    = Insectivora indet. Bowdich 1821
McKenna 1980
Reptilia - Crocodylia
Crocodylia indet. (Owen 1842)
Reptilia - Anguidae
Glyptosaurus sp. Marsh 1871
Reptilia - Lacertilia
Lacertilia indet. Owen 1842
Reptilia - Testudinata
Testudinata indet. Oppel 1811
unclassified
? Scenopagus sp. McKenna and Simpson 1959
see common names

Geography
Country:United States State/province:Wyoming County:Teton
Coordinates: 43.9° North, 110.8° West (view map)
Paleocoordinates:47.9° North, 96.6° West
Basis of coordinate:based on political unit
Geographic resolution:outcrop
Time
Period: Paleogene Epoch: Eocene
10 m.y. bin: Cenozoic 2
*Period:Tertiary
Key time interval: Bridgerian
Age range of interval: 50.5 - 46.2 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:? Tepee Trail
Local section:Togwo Local bed:9
Local order:bottom to top
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: "volcaniclastic"
Includes fossils?Y
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:bulk,field collection
Reason for describing collection:biostratigraphic analysis
Taxonomic list comments:KA dates of 47.8 (=49.0) +/- 1.3 (sanidine) and 47.9 (=49.1) +/- 1.3 (biotite) on sample 1.8 km NNW of pass, beneath the level of the fauna
said to be equivalent to Bridger A-B
Metadata
Database number:16438
Authorizer:J. Alroy, M. Carrano Enterer:J. Alroy, M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:1994-04-30 00:00:00 Last modified:2019-12-16 16:15:15
Access level:the public Released:1994-04-30 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
71260. M. C. McKenna. 1972. Vertebrate paleontology of the Togwotee Pass area, northwestern Wyoming. In R. M. West (ed.), Field Conference on Tertiary Biostratigraphy of Southern and Western Wyoming, August 5-10, 1972 80-101 [M. Carrano/M. Carrano]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
2536 M. C. McKenna. 1980. Late Cretaceous and Early Tertiary vertebrate paleontological reconnaissance, Togwotee Pass area, northwestern Wyoming. Aspects of Vertebrate History: Essays in Honor of Edwin Harris Colbert, L. L. Jacobs (ed.), Museum of Northern Arizona Press 323-343 [J. Alroy/J. Alroy/M. Carrano]