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. The part of US4 that contains the Mesocyparis borealis specimen directly overlies the No. 1 coal zone (south face). The part of the locality that contains the rest of the collection lies directly over the first part.
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 34417: authorized by Rick Lupia, entered by Brooke Wilborn on 31.08.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Plantae "Unidentified fern 3" Haeckel 1866 | |
Polypodiopsida | |
Onoclea hesperia Hickey 1977
Dennstaedtia americana Knowlton 1910 | |
Woodwardia gravida Hickey 1977 | |
Angiospermae | |
| |
Paranymphaea crassifolia Newberry 1935 water lily | |
| |
Nelumbago montanum n. gen., cf. Nelumbo sp.
| |
Metasequoia occidentalis Chaney 1951 dawn redwood | |
Magnoliopsida | |
Dicotylophyllum anomalum, "Trapago angulata" = Quereuxia
Dicotylophyllum anomalum Ward 1887 |