Ferris Formation (UW V-91031) (Paleocene of the United States)

Also known as Python Point

Where: Carbon County, Wyoming (41.9° N, 106.9° W: paleocoordinates 48.5° N, 84.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Ferris Formation, Puercan (66.0 - 63.3 Ma)

• said to be middle Puercan

• bed-level stratigraphic resolution

Environment/lithology: terrestrial

Size class: mesofossils

Reposited in the UW

Primary reference: J. J. Eberle and J. A. Lillegraven. 1998. A new important record of earliest Cenozoic mammalian history: geologic setting, Multituberculata, and Peradectia. Rocky Mountain Geology 33(1):3-47 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 14722: authorized by John Alroy, entered by John Alroy on 21.09.1998

Creative Commons license: CC BY (attribution)

Taxonomic list

 Placentalia -
Condylarthra indet. Cope 1881 placental
 Theriamorpha - Periptychidae
Periptychidae indet. Cope 1882 condylarth
Ectoconus sp. Cope 1884 condylarth
Mithrandir gillianus Cope 1882 condylarth
Oxyacodon agapetillus Cope 1884 condylarth
Conacodon delphae Eberle and Lillegraven 1998 condylarth
 Procreodi - Arctocyonidae
Arctocyonidae indet. Murray 1866 condylarth
Protungulatum donnae Sloan and Van Valen 1965 condylarth
Protungulatum gorgun Van Valen 1978 condylarth
 Proteutheria - Palaeoryctidae
Palaeoryctidae indet. Winge 1917 eutherian
 Multituberculata - Taeniolabididae
"Catopsalis joyneri" = Valenopsalis joyneri
"Catopsalis joyneri" = Valenopsalis joyneri Sloan and Van Valen 1965 multituberculate
 Multituberculata - Neoplagiaulacidae
Mesodma ambigua, "Mesodma cf. garfieldensis" = Mesodma thompsoni
Mesodma ambigua Jepsen 1940 multituberculate
"Mesodma cf. garfieldensis" = Mesodma thompsoni Clemens 1964 multituberculate