Also known as UCMP V-72215
Where: Garfield County, Montana (47.6° N, 107.1° W: paleocoordinates 54.3° N, 80.2° W)
• coordinate based on unpublished field data
• small collection-level geographic resolution
When: Hell Creek Formation (Montana Group), Lancian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: mesofossils
Reposited in the UCMP
Collection methods: surface (float),
Primary reference: 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]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 14507: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Matthew Carrano
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
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Mammalia | |
Glasbius twitchelli Archibald 1982 metatherian |