Also known as Kneehills tuff zone - (Edmonton Formation) Locality 1
Where: Alberta, Canada (51.1° N, 113.1° W: paleocoordinates 59.0° N, 84.5° 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 and 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. 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 31716: authorized by Rick Lupia, entered by Tiffany Naeher on 22.05.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Henrisporites sheilae n. sp., Stelckisporites standardensis n. gen. n. sp., Stelckisporites tenuistriatus n. sp., Stelckisporites verrucosus n. sp.
Henrisporites sheilae n. sp.
Stelckisporites standardensis n. gen. n. sp.
Stelckisporites verrucosus n. sp. | |
Hortisporites | |
"Hortisporites canadensis n. sp." = Horstisporites
"Hortisporites canadensis n. sp." = Horstisporites |