UM FB-16 (Eocene of the United States)

Where: Lincoln County, Wyoming (41.9° N, 110.8° W: paleocoordinates 47.0° N, 94.4° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Wa6 zone, Wasatch Formation, Wasatchian (55.8 - 50.3 Ma)

Environment/lithology: fluvial; mudstone

Size class: macrofossils

Primary reference: G. F. Gunnell, J.-P. Zonneveld, and W. S. Bartels. 2016. Stratigraphy, mammalian paleontology, paleoecology, and age correlation of the Wasatch Formation, Fossil Butte National Monument, Wyoming . Journal of Paleontology 90(5):981-1011 [P. Holroyd/P. Holroyd/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 186944: authorized by Patricia Holroyd, entered by Patricia Holroyd on 08.07.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Primates - Microsyopidae
Microsyops latidens Cope 1882 primate
Microsyops knightensis Gazin 1952 primate
 Cimolesta - Palaeoryctidae
Palaeoryctidae indet. Winge 1917 eutherian
 Rodentia - Ischyromyidae
Paramyinae indet. Simpson 1945 rodent
 Perissodactyla - Equidae
Equidae indet. Gray 1821 horse
Protorohippus venticolum Cope 1881 horse
 Macroscelidea - Apheliscidae
Apheliscus cf. insidiosus Cope 1874 elephant shrew
 Taeniodonta - Stylinodontidae
Ectoganus sp. Cope 1874 taeniodont
 Trogontia - Esthonychidae
Esthonyx cf. bisulcatus Cope 1874 tillodont
 Ungulata - Hyopsodontidae
Hyopsodus minor Loomis 1905 condylarth
 Ungulata - Homacodontidae
Hexacodus uintensis Gazin 1952 even-toed ungulate
 Ungulata - Diacodexeidae
Bunophorus grangeri Sinclair 1914 even-toed ungulate
Diacodexis secans Cope 1881 even-toed ungulate
 Ungulata - Phenacodontidae
Ectocion superstes Granger 1915 condylarth