FG-41 (Paleocene of the United States)

Where: Wyoming (44.7° N, 108.4° W: paleocoordinates 50.0° N, 89.5° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Fort Union Formation, Cf2 (56.8 - 55.8 Ma)

• Cf-2

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial-lacustrine; lithified siliciclastic sediments

Size classes: macrofossils, mesofossils

Reposited in the UMMP

Collection methods: surface (float), surface (in situ),

Primary reference: W. C. Clyde. 1997. Stratigraphy and mammalian paleontology of the McCullough Peaks, northern Bighorn Basin, Wyoming: Implications for biochronology, basin development, and community reorganization across the Paleocene-Eocene boundary. PhD Thesis, University of Michigan [W. Clyde/W. Clyde/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 46651: authorized by Will Clyde, entered by Will Clyde on 24.01.2005, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Dinocerata - Prodinoceratidae
Probathyopsis harrisorum Patterson 1939 uintathere
 Primates - Paromomyidae
"Phenacolemur pagei" = Dillerlemur pagei
"Phenacolemur pagei" = Dillerlemur pagei Jepsen 1930 primate
 Primates - Plesiadapidae
Plesiadapis dubius Matthew 1915 primate
 Theriamorpha - Phenacodontidae
Ectocion osbornianus Cope 1882 condylarth
Phenacodus sp. Cope 1873 condylarth
Phenacodus intermedius Granger 1915 condylarth
 Procreodi - Arctocyonidae
Princetonia cf. yalensis Gingerich 1989 condylarth
"Tricentes sp." = Chriacus Cope 1883 condylarth
 Theriamorpha - Viverravidae
Didymictis sp. Cope 1875 placental
 Macroscelidea - Apheliscidae
Phenacodaptes sp. Jepsen 1930 elephant shrew
Apheliscus nitidus Simpson 1937 elephant shrew
Reptilia
 Testudines -
Testudines indet. Batsch 1788 turtle
 Squamata -
 Loricata -
"Crocodilia indet." = Crocodylia
"Crocodilia indet." = Crocodylia Owen 1842 crocodilian