Where: Saskatchewan, Canada (49.5° N, 109.0° W: paleocoordinates 55.6° N, 85.6° W)
• coordinate stated in text
When: Ravenscrag Formation, Paleocene (66.0 - 56.0 Ma)
• The stratigraphic position of the collection is given relative to the No. 1 coal zone, which is approximately at the base of the formation. US5 is located 10 m above the base of the No. 1 coal zone (east face).
Environment/lithology: terrestrial; shale
Size class: macrofossils
Preservation: adpression
Collection methods: salvage, surface (in situ),
Primary reference: E. E. McIver and J. F. Basinger. 1993. Flora of the Ravenscrag Formation (Paleocene), Southwestern Saskatchewan, Canada. Palaeontographica Canadiana 10:1-85 [R. Lupia/B. Wilborn/B. Wilborn]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 34419: authorized by Rick Lupia, entered by Brooke Wilborn on 31.08.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Magnoliopsida | |
Dicotylophyllum anomalum, "Trapago angulata" = Quereuxia
Dicotylophyllum anomalum Ward 1887 | |
Angiospermae | |
Paranymphaea crassifolia Newberry 1935 water lily | |
| |
Nelumbago montanum n. gen.
| |
| |
Polypodiopsida | |
Onoclea hesperia Hickey 1977
Dennstaedtia americana Knowlton 1910 | |
Woodwardia gravida Hickey 1977 | |
Gastropoda | |
Campeloma sp. Rafinesque 1819 snail |