Where: Spokane County, Washington (47.8° N, 117.6° W: paleocoordinates 48.5° N, 114.6° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Latah Formation, Miocene (23.0 - 5.3 Ma)
• formation-level stratigraphic resolution
Environment/lithology: fluvial; shale
Size class: macrofossils
Preservation: mold/impression
Collected by H. Fair & C. E. Fernquist in 1922
Primary reference: F. H. Knowlton. 1926. Flora of the Latah formation of Spokane, Washington, and Coeur d'Alene, Idaho. US Geological Survey Professional Paper 140(A):17-55 [B. Allen/B. Allen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 224390: authorized by Bethany Allen, entered by Bethany Allen on 28.02.2022
Creative Commons license: CC BY (attribution)
Taxonomic list
|
Sequoia langsdorfii Heer 1877 coast redwood
Taxodium dubium Sternberg 1824 cypress | |
| Angiospermae | |
|
Acer minor Knowlton 1902 maple | |
Cercis spokanensis n. sp.
Cercis spokanensis n. sp. Knowlton 1926 redbud | |
|
Quercus simulata Knowlton 1898 oak | |
Sophora spokanensis n. sp.
Sophora spokanensis n. sp. Knowlton 1926 | |
|
Laurus similis Knowlton 1900 laurel | |
Arisaema hesperia n. sp.
Arisaema hesperia n. sp. Knowlton 1926 | |
| unclassified | |
| Musci | |
Polytrichites spokanensis n. sp.
Polytrichites spokanensis n. sp. Britton 1926 | |