Head of Indian Creek (Chadron/Wyoming) (Eocene of the United States)

Where: Niobrara County, Wyoming (43.0° N, 104.5° W: paleocoordinates 44.4° N, 95.8° W)

• coordinate based on political unit

When: Chadronian (37.2 - 33.9 Ma)

Environment/lithology: terrestrial

Primary reference: X. Wang. 1994. Phylogenetic systematics of the Hesperocyoninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 221:1-207 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 16974: authorized by John Alroy, entered by John Alroy on 18.10.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

• includes Spring Draw (see)
"Daphoenus sp." Hunt 1998b: "Chadron Formation, Seamen Hills area, Niobrara Co."

"Brachyrhynchocyon sp." Hunt 1998b: "Chadron Formation, Seamen Hills area, Niobrara Co."
"Subhyracodon occidentale" Wood 1929: "Titanotherium Beds" of "Indian Creek" in WY
"Poebrotherium wilsoni" Prothero 1996d: "Lusk area, Niobrara Co. ... late Chadronian"
Mammalia
 Artiodactyla - Merycoidodontidae
Miniochoerus forsythae1 Schultz and Falkenbach 1968 oreodont
 Carnivora - Subparictidae
"Parictis dakotensis" = Subparictis dakotensis2
"Parictis dakotensis" = Subparictis dakotensis2 Clark 1936 carnivoran
Chadron Fm., near Lusk, Niobrara Co.
 Carnivora - Amphicyonidae
"Brachicyon intermedius n. sp." = Brachyrhynchocyon intermedius3
"Brachicyon intermedius n. sp." = Brachyrhynchocyon intermedius3 Loomis 1931 bear-dog
Seaman Hills; said to be Chadronian by Hunt 1996
 Carnivora - Canidae
Hesperocyon gregarius Cope 1873 canid
"Indian Creek area, Chadronian"