Also known as Kneehills tuff zone - (Edmonton Formation) Locality 2
Where: Alberta, Canada (51.1° N, 114.0° W: paleocoordinates 59.2° N, 85.6° W)
• coordinate based on political unit
• outcrop-level geographic resolution
When: Battle Formation (Edmonton Group), Maastrichtian (72.1 - 66.0 Ma)
• Bentonites from the Kneehills tuff zone have been estimated to be 66 million years old (Folinsbee, Baadsgaard adn Lipson, 1961).
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; shale
Size class: microfossils
Preservation: replaced with silica
Collection methods: surface (in situ), chemical, sieve,
• The material was passed through a set of three sieves with openings of respectively 250, 147, and 74 microns. The type specimens are with the Department of Geology, University of Alberta, Edmonton.
Primary reference: P. L. Binda and S. K. Srivastava. 1968. Silicified megaspores from Upper Cretaceous beds of southern Alberta, Canada. Micropaleontology 14(1):105-113 [R. Lupia/T. Naeher/T. Naeher]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 31725: authorized by Rick Lupia, entered by Tiffany Naeher on 23.05.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Verrutriletes | |
Verrutriletes albertensis n. sp.
Verrutriletes albertensis n. sp. |