Tree Road (Eocene of the United States)

Also known as B-4

Where: Sublette County, Wyoming (42.7° N, 110.1° W: paleocoordinates 46.7° N, 96.1° W)

• coordinate based on political unit

When: Bridger Formation, Bridgerian (50.3 - 46.2 Ma)

Environment/lithology: terrestrial

Primary reference: R. M. West. 1973. Geology and mammalian paleontology of the New Fork-Big Sandy area, Sublette County, Wyoming. Fieldiana: Geology 29 [J. Alroy/J. Alroy]more details

PaleoDB collection 16441: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Primates - Microsyopidae
Microsyops elegans Marsh 1871 primate
 Primates - Omomyidae
Anaptomorphus westi3 Szalay 1976 tarsier
Omomys carteri Leidy 1869 tarsier
 Primates - Notharctidae
Smilodectes gracilis Marsh 1871 primate
 Rodentia - Sciuravidae
Sciuravus nitidus Marsh 1871 rodent
 Rodentia - Reithroparamyidae
 Rodentia - Ischyromyidae
Quadratomus grossus2 Korth 1985 rodent
Microparamys sp. Wood 1959 rodent
"A"
Microparamys minutus Wilson 1937 rodent
Acritoparamys wyomingensis1 Wood 1959 rodent
 Rodentia - Paramyidae
Paramyidae indet.1 Miller and Gidley 1918 rodent
 Lipotyphla - Geolabididae
Centetodon cf. pulcher Marsh 1872 placental
 Perissodactyla - Equidae
Orohippus cf. pumilus Marsh 1871 horse
 Macroscelidea - Amphilemuridae
Scenopagus edenensis McGrew et al. 1959 elephant shrew
 Ungulata - Hyopsodontidae
Hyopsodus minusculus Leidy 1873 condylarth
 Hyaenodonta -
"Thinocyon cf. velox" = Limnocyon velox
"Thinocyon cf. velox" = Limnocyon velox Marsh 1872 eutherian