North Boulder Valley ( of the United States)

Where: Jefferson County, Montana (46.0° N, 112.0° W: paleocoordinates 47.0° N, 106.9° W)

• coordinate based on political unit

When: Renova Formation, Harrisonian (24.8 - 20.4 Ma)

Environment/lithology: terrestrial

Primary reference: R. H. Tedford, T. Galusha, M. F. Skinner, B. E. Taylor, R. W. Fields, J. R. Macdonald, J. M. Rensberger, S. D. Webb, and D. P. Whistler. 1987. Faunal succession and biochronology of the Arikareean through Hemphillian interval (late Oligocene through earliest Pliocene epochs) in North America. In M. O. Woodburne (ed.), Cenozoic Mammals of North America: Geochronology and Biostratigraphy 153-210 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 17810: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ungulata - Merycoidodontidae
"Hypsiops bannackensis" = Submerycochoerus bannackensis1, "Pseudomesoreodon boulderensis n. sp." = Submerycochoerus bannackensis2, Merycoides longiceps1, Hypsiops breviceps1
"Hypsiops bannackensis" = Submerycochoerus bannackensis1 Douglass 1907 oreodont
"Pseudomesoreodon boulderensis n. sp." = Submerycochoerus bannackensis2 Douglass 1907 oreodont
Merycoides longiceps1 Douglass 1907 oreodont
Hypsiops breviceps1 Douglass 1907 oreodont
 Ungulata - Camelidae
Stenomylus cf. hitchcocki Loomis 1910 camel
Oxydactylus cf. lacota Matthew and Macdonald 1960 camel
 Ungulata - Hypertragulidae
Nanotragulus sp. Lull 1922 ruminant