Clay Gall Quarry (Eocene of the United States)

Also known as USGS D-1018

Where: Hot Springs County, Wyoming (43.7° N, 108.7° W: paleocoordinates 47.5° N, 94.4° W)

• coordinate based on political unit

• small collection-level geographic resolution

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

Environment/lithology: terrestrial

Reposited in the USGS

Primary reference: T. M. Bown. 1982. Geology, Paleontology, and Correlation of Eocene Volcaniclastic Rocks, Southeast Absaroka Range, Hot Springs County, Wyoming. United States Geological Survey Professional Paper 1201-A:A1-A75 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 16203: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Primates - Microsyopidae
Microsyops cf. elegans Marsh 1871 primate
 Primates - Omomyidae
Aycrossia lovei Bown 1979 tarsier
Omomys carteri Leidy 1869 tarsier
 Primates - Notharctidae
Notharctus sp. Leidy 1870 primate
 Rodentia - Reithroparamyidae
 Rodentia - Ischyromyidae
Pseudotomus robustus2 Marsh 1872 rodent
Thisbemys corrugatus Wood 1959 rodent
 Rodentia - Paramyidae
Paramyidae indet.1 Miller and Gidley 1918 rodent
 Condylarthra - Hyopsodontidae
Hyopsodus cf. paulus Leidy 1870 condylarth
 Perissodactyla - Equidae
Orohippus sp. Marsh 1872 horse
 Ferae - Viverravidae
Viverravus gracilis Marsh 1872 placental
 Macroscelidea - Amphilemuridae
cf. Macrocranion sp. Weitzel 1949 elephant shrew
 Artiodactyla - Homacodontidae
Antiacodon pygmaeus Cope 1872 even-toed ungulate
 Sarcobora - Apatemyidae
Apatemys cf. bellulus Marsh 1872 insectivoran