Lamar River between Cache and Calfee creeks (Eocene of the United States)

Where: Wyoming (44.0° N, 110.0° W: paleocoordinates 46.8° N, 98.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Sepulcher Formation, Middle Eocene (47.8 - 37.7 Ma)

• bed-level stratigraphic resolution

Environment/lithology:

Size class: macrofossils

Preservation: mold/impression, adpression, original carbon

Collection methods: surface (in situ),

Primary reference: F. H. Knowlton. 1899. Fossil Flora of the Yellowstone National Park. USGS Monograph Series 32(2) [H. Sims/H. Lindon/H. Lindon]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 24198: authorized by Hallie Sims, entered by Heather Lindon on 02.08.2002, edited by Jason Cassara

Creative Commons license: CC BY (attribution)

Taxonomic list

Polypodiopsida
 Schizaeales - Polypodiidae
Lygodium kaulfussi Heer climbing fern
Heer
 Coniferales - Cupressaceae
Sequoia langsdorfii Heer 1877 coast redwood
(Brgt.) Heer
Angiospermae
 Liliales - Smilacaceae
Smilax lamarensis Knowlton 1899 greenbrier
Knowlton
 Laurales - Lauraceae
Malapoenna lamarensis Knowlton 1899 laurel
Knowlton
Persea pseudocarolinensis Lesquereux 1878 laurel
Lesquereux
 Apiales - Araliaceae
Aralia notata Lesquereux 1878 spikenard
Lesquereux
 Magnoliales - Magnoliaceae
Magnolia culveri Knowlton 1899 magnolia
Knowlton
 Rosids - Moraceae
Ficus ? shastensis Lesquereux 1888 fig
Lesquereux
 Malpighiales - Salicaceae
Salix angusta Braun 1851 willow
Al. Br.
Salix varians Göppert 1852 willow
Heer
 Fagales - Myricaceae
Myrica lamarensis Knowlton 1899 bayberry
Knowlton
 Rosales - Ulmaceae
"Ulmus ? pseudofulva" = Chaetoptelea pseudofulva
"Ulmus ? pseudofulva" = Chaetoptelea pseudofulva Lesquereux 1878 elm
Lesquereux
 Fabales - Fabaceae
Acacia lamarensis Knowlton 1899 wattle
Knowlton
Leguminosites lamarensis Knowlton 1899 legume
 Sapindales - Burseraceae
"Juglans californica" = Canarium californicum
"Juglans californica" = Canarium californicum Lesquereux 1878
Lesquereux
 Sapindales - Anacardiaceae
Rhus ? mixta Lesquereux 1878 sumac
Lesquereux
Dicotyledoneae
 Ericales - Ebenaceae
Diospyros lamarensis Knowlton 1899
Knowlton