McKeever Ranch 1: Puercan, Montana

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Actinopteri
Teleostei informal indet. U-4 (Müller 1846)
Brinkman et al. 2017
"type U-4"; locality miscited in reference as V2210; correct locality verified in UCMP database for UCMP specimen 230709
Mammalia - Procreodi - Arctocyonidae
Protungulatum mckeeveri n. sp. Archibald 1982
synonym of Protungulatum donnae
Ragnarok nordicum (Jepsen 1930)
recombined as Baioconodon nordicus
(1 measurement)
Mimatuta minuial Van Valen 1978
Mammalia - Periptychidae
? Periptychidae indet. Cope 1882
Mammalia - Cimolestidae
Procerberus cf. grandis Middleton and Dewar 2004
Clemens 2017 1 specimen
Mammalia - Multituberculata - Ptilodontidae
? Kimbetohia mziae Middleton and Dewar 2004
Lofgren et al. 2012
Based on Weil (2009, GSA abstract); possibly the new species reported but not described or named by Sloan and van Valen (1965)
see common names

Geography
Country:United States State/province:Montana County:Garfield
Coordinates: 47.6° North, 107.0° West (view map)
Paleocoordinates:54.0° North, 81.8° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Paleocene
Stage:Danian 10 m.y. bin:Cenozoic 1
*Period:Tertiary
Key time interval:Puercan
Age range of interval:66.00000 - 63.80000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Tullock
Stratigraphic resolution:group of beds
Stratigraphy comments: from the Billy Creek section and definitely in chron C29r: see Archibald et al. 1982, Swisher et al. 1993; the IrZ-Coal is apparently present in the section, although the HFZ-Coal is not, so the date of the IrZ-Coal can be considered a maximum
Lithology and environment
Primary lithology: sandstone
Includes fossils?Y
Environment:coarse channel fill
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection methods:bulk,surface (float),sieve,field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:LACM
Taxonomic list comments:appears to postdate list of Archibald and Clemens 1984
Metadata
Also known as:UCMP V-72210; LACM 3103
Database number:14761
Authorizer:J. Alroy, P. Holroyd, P. Mannion Enterer:J. Alroy, P. Mannion, P. Holroyd
Modifier:M. Carrano Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2009-06-19 17:05:29
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
960. J. D. Archibald. 1982. A study of Mammalia and geology across the Cretaceous-Tertiary boundary in Garfield County, Montana. University of California Publications in Geological Sciences 122:1-286 [J. Alroy/J. Alroy/M. Carrano]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
64013 D. B. Brinkman, A. G. Neuman, and J. D. Divay. 2017. Non-marine fishes of the late Santonian Milk River Formation of Alberta, Canada – evidence from vertebrate microfossil localities. Vertebrate Anatomy Morphology Paleontology 3:7-46 [P. Holroyd/P. Holroyd/M. Carrano]
62133 W. A. Clemens. 2017. Procerberus (Cimolestidae, Mammalia) from the Latest Cretaceous and Earliest Paleocene of the Northern Western Interior, US. PaleoBios 34:1-26 [P. Holroyd/P. Holroyd]
42982 D. L. Lofgren, B. M. Gaytan, M. Pastrano, J. E. Rice, and R. L. Zheng. 2012. First record of Kimbetohia campi (Mammalia, Multituberculata) from the Paleocene part of the North Horn Formation, Utah. Journal of Vertebrate Paleontology 32(5):1214-1217 [P. Mannion/P. Mannion]