Where: British Columbia, Canada (51.4° N, 120.2° W: paleocoordinates 56.0° N, 102.6° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Chu Chua Formation (Kamloops Group), Early/Lower Eocene (55.8 - 48.6 Ma)
Environment/lithology: lacustrine; shale
Size class: microfossils
Preservation: adpression
Collected by Uglow & Johnson in 1921 & 1922; reposited in the GSC
Primary reference: E. W. Berry. 1926. Tertiary floras from British Columbia. Geological series; Contributions to Canadian Paleontology 91-116 [K. Volkman/K. Volkman]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 227791: authorized by Karl Volkman, entered by Karl Volkman on 31.10.2022
Creative Commons license: CC BY (attribution)
Taxonomic list
Polypodiopsida | |
Equisetum boreale horsetail | |
Ginkgoopsida | |
Ginkgo adiantoides Unger 1845 ginkgo | |
Angiospermae | |
Viburnum antiquum Newberry 1868 honeysuckle | |
Phragmites alaskana Heer 1869 common reed | |
Sassafras selwyni sassafras | |
Dicotyledoneae | |
Diospyros dawsoni n. sp.
Diospyros dawsoni n. sp. | |
Angiospermae | |
Leguminosites borealis Dawson 1889 legume | |
Populus acuminatafolia n. sp.
Populus acuminatafolia n. sp. poplar | |
Quercus uglowi n. sp.
Quercus uglowi n. sp. oak | |
"Quercus groenlandica" = Quercophyllum groenlandicus
"Quercus groenlandica" = Quercophyllum groenlandicus Heer 1868 | |
Myrica uglowi n. sp., Comptonia predryandroides n. sp.
Myrica uglowi n. sp. Berry 1926 bayberry
Comptonia predryandroides n. sp. Berry 1926 | |
Hicoria dawsoni n. sp., Hicoria stanleyanum
| |
Corylus macquarrii, Carpinus ? grandis, Alnus crispoides n. sp., Alnus ? kefersteinii, "Betula parvifolia n. sp." = Alnus parvifolia
Corylus macquarrii Forbes 1851 hazel
Carpinus ? grandis Unger 1845 hornbeam
Alnus crispoides n. sp. alder
Alnus ? kefersteinii Göppert 1837 alder
"Betula parvifolia n. sp." = Alnus parvifolia Berry 1926 alder | |
Sorbus decorafolia n. sp.
Sorbus decorafolia n. sp. | |
Ulmus columbianus n. sp.
Ulmus columbianus n. sp. Berry 1926 elm | |
"Acer macropterum" = Acer grahamensis
"Acer macropterum" = Acer grahamensis Knowlton and Cockerell 1919 maple | |
Liriodendron ? sp. Linnaeus 1753 magnolia | |
Taxodium occidentalis cypress
Taxodium dubium Sternberg 1824 cypress
Glyptostrobus europaeus Brongniart 1833 Chinese swamp cypress
Sequoia langsdorfi coast redwood | |
Pinopsida | |
Pinus trunculus Dawson 1888 pine
Pinus steenstrupiana Heer 1908 pine |