Where: Lemhi County, Idaho (45.2° N, 113.9° W: paleocoordinates 46.5° N, 106.7° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Mulkey Creek Member (Salmon City Formation), Rupelian (33.9 - 28.1 Ma)
• bed-level stratigraphic resolution
Environment/lithology: lacustrine; poorly lithified, sandy siltstone
Size class: macrofossils
Preservation: mold/impression, adpression, original carbon
Collection methods: quarrying, mechanical,
Primary reference: D.I. Axelrod. 1998. The Oligocene Haynes Creek Flora of Eastern Idaho. University of California Publications in Geological Sciences 143:1-99 [B. Tiffney/M. Sherwood/B. Tiffney]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 27569: authorized by Bruce Tiffney, entered by Bruce Tiffney on 11.12.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Osteichthyes | |
Chrysolepis haynesii n. sp.
Chrysolepis haynesii n. sp. lobe-finned fish | |
unclassified | |
Cunninghamia marquettii n. sp. cypress
Sequoia affinis Lesquereux 1876 coast redwood
Chamaecyparis edwardsii n. sp. cypress
Taxodium dubium Sternberg 1824 cypress | |
Pinopsida | |
Larix lemhiensis n. sp., Picea coloradensis, Pseudotsuga glaucoides, Abies idahoensis n. sp., Pinus ponderosoides, Pinus alvordensis, Pinus baileyii n. sp., Pinus prestrobus n. sp.
Larix lemhiensis n. sp. larch
Picea coloradensis spruce
Abies idahoensis n. sp. fir
Pinus ponderosoides pine
Pinus alvordensis pine
Pinus baileyii n. sp. pine
Pinus prestrobus n. sp. pine | |
Angiospermae | |
Acer idahoensis maple
Acer tiffneyi Wolfe and Tanai 1987 maple
Acer macginitiei Wolfe and Tanai 1987 maple
Acer hueberi Wolfe and Tanai 1987 maple
Acer florissanti Kirchner 1898 maple | |
Tilia hallii linden
Tilia circularis linden | |
Rhamnus columbiana buckthorn | |
Vauquelinia sp., Spiraea idahoensis n. sp.
Vauquelinia sp. Correa rose
Spiraea idahoensis n. sp. meadowsweet | |
Gleditsia lottii n. sp.
Gleditsia lottii n. sp. | |
Crataegus sp., Crataegus bakeri n. sp., Crataegus haynesii n. sp., Crataegus flavescens, Amelanchier dignatus, Sorbus mcjannetii, Sorbus cassiana
Crataegus sp. Linnaeus 1753 hawthorn
Crataegus bakeri n. sp. hawthorn
Crataegus haynesii n. sp. hawthorn
Crataegus flavescens Bosch 1825 hawthorn
Amelanchier dignatus shadbush
Sorbus mcjannetii rowan
Sorbus cassiana rowan | |
Salix sp. Linnaeus 1753 willow
Populus cinnamonoides poplar
Populus eotremuloides Knowlton 1898 poplar | |
Betula lemhiensis n. sp. birch
Betula ashleyi birch
Alnus fairii alder
Alnus lemhiensis n. sp. alder
Alnus latahensis alder | |
Quercus snookensis n. sp., Quercus castormontis n. sp., Quercus moyei n. sp., Quercus haynesii n. sp., Quercus bilobata n. sp., Lithocarpus weidei
| |
Cercidiphyllum crenatum Brown 1935 katsura | |
Fraxinus stenocarpa n. sp.
Fraxinus stenocarpa n. sp. ash | |
Platanus idahoensis n. sp.
Platanus idahoensis n. sp. plane tree | |
Mahonia simplex barberry
Mahonia creedensis barberry | |
Typha lesquereuxi Cockerell 1908 bulrush | |
Sassafras ashleyi sassafras | |
Dicotyledoneae | |
Rhododendron chaneyi rhododendron | |
Polypodiopsida | |
Osmunda occidentale Knowlton 1917 | |
Craigia | |
Ginkgoopsida | |
Ginkgo adiantoides Unger 1845 ginkgo | |
Ledum | |
Ledum idahoensis n. sp.
Ledum idahoensis n. sp. |