Bozeman (Eocene of the United States)

Also known as UCM 81003

Where: Johnson County, Wyoming (44.0° N, 106.6° W: paleocoordinates 48.5° N, 89.4° W)

• coordinate based on political unit

• small collection-level geographic resolution

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

Environment/lithology: terrestrial

Primary reference: E. Delson. 1971. Fossil mammals of the early Wasatchian Powder River local fauna, Eocene of northeast. Bulletin of the American Museum of Natural History 146(4) [J. Alroy/J. Alroy/M. Uhen]more details

PaleoDB collection 15912: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• 245 meter level in Robinson and Ivy 1994 section
 Primates - Microsyopidae
Arctodontomys wilsoni1 Szalay 1969 primate
 Primates - Omomyidae
Tetonius sp.1 Matthew 1915 tarsier
 Primates - Notharctidae
Cantius mckennai6 Gingerich and Simons 1977 primate
 Primates - Paromomyidae
Phenacolemur simonsi9 Bown and Rose 1976 primate
presumably includes second, smaller Phenacolemur sp.
Phenacolemur praecox Matthew 1915 primate
OK according to Robinson and Ivy 1994
Ignacius graybullianus9 Bown and Rose 1976 primate
Pulverflumen magnificum n. sp.9 Robinson and Ivy 1994 primate
Simpsonlemur sp.9 Robinson and Ivy 1994 primate
forms "B" and "C"
 Primates - Micromomyidae
"Tinimomys graybulliensis" = Tinimomys graybulliensis8, "Tinimomys loomisi" = Tinimomys graybulliensis8
"Tinimomys graybulliensis" = Tinimomys graybulliensis8 Szalay 1974 primate
new UCM specimen
"Tinimomys loomisi" = Tinimomys graybulliensis8 Szalay 1974 primate
 Cimolesta - Coryphodontidae
Coryphodon sp. Owen 1845 pantodont
 Rodentia - Ischyromyidae
Paramys sp. Leidy 1871 rodent
medium sized
 Perissodactyla - Equidae
"Arenahippus cf. grangeri" = Sifrhippus grangeri3
"Arenahippus cf. grangeri" = Sifrhippus grangeri3 Gingerich 1989 horse
 Tribosphenida - Parapternodontidae
Koniaryctes paulus n. sp.10 Robinson and Kron 1998 placental
 Tribosphenida - Nyctitheriidae
Nyctitheriidae indet.2 Simpson 1928 placental
 Macroscelidea - Apheliscidae
Haplomylus bozemanensis n. sp.11 Robinson and Williams 1997 elephant shrew
Haplomylus speirianus Cope 1880 elephant shrew
confirmed by Robinson and Williams 1997
Apheliscus sp.4 Cope 1875 elephant shrew
 Macroscelidea - Amphilemuridae
Macrocranion cf. nitens1 Matthew 1918 elephant shrew
 Ungulata - Hyopsodontidae
Hyopsodus sp.1 Leidy 1870 condylarth
 Ungulata - Diacodexeidae
Diacodexis primus7 Krishtalka and Stucky 1985 even-toed ungulate
 Ungulata - Phenacodontidae
Ectocion osbornianus Cope 1882 condylarth
Phenacodus vortmani Cope 1880 condylarth
 Hyaenodonta -
Prolimnocyon haematus5 Gingerich and Deutsch 1989 eutherian
 Hyaenodonta - Hyaenodontidae
Galecyon mordax5 Matthew and Granger 1915 eutherian
Prototomus robustus5 Matthew and Granger 1915 eutherian
 Multituberculata -
Neoliotomus ultimus Granger and Simpson 1928 multituberculate