Frank Kostelecky Ranch (Oligocene of the United States)
Where: Stark County, North Dakota (46.9° N, 102.8° W: paleocoordinates 48.0° N, 94.2° W)
• coordinate based on political unit
When: Orellan (33.9 - 33.3 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 17125: authorized by John Alroy, entered by John Alroy on 21.09.1998, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
• about 3 mi N of Fitterer Ranch
"Hyracodon nebraskensis" Prothero 1996e: said to be late Orellan
"Hyracodon nebraskensis" Prothero 1996e: said to be late Orellan
Show authors, comments, and common names
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Hesperocyon gregarius Cope 1873 canid 12 and 15 ft above White Marker Zone; I presume this is low enough to be the local "early Orellan"
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