Also known as Makoshika State Park, Glendive, Dawson County, Montana (Fort Union Group - Tullock Formation)
Where: Dawson County, Montana (47.1° N, 104.7° W: paleocoordinates 53.0° N, 79.6° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Tullock Member (Fort Union Formation), Puercan (66.0 - 63.3 Ma)
• The Tullock Formation of Glendive, Montana, is stratigraphically equivalent to the lower part of the Ludlow Formation of South Dakota.
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: microfossils
Preservation: original sporopollenin
Collection methods: surface (in situ), chemical,
Primary reference: R. K. Jain and J. W. Hall. 1969. A contribution to the Early Tertiary fossil record of the Salviniaceae. American Journal of Botany 56(5):527-539 [R. Lupia/T. Naeher/T. Naeher]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 34106: authorized by Rick Lupia, entered by Tiffany Naeher on 18.08.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
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