Germer Basin flora P-32 (Eocene of the United States)

Where: Custer County, Idaho (44.4° N, 114.2° W: paleocoordinates 49.7° N, 98.0° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Germer Tuffaceous Member (Challis Volcanics Formation), Early/Lower Eocene (55.8 - 48.6 Ma)

• member-level stratigraphic resolution

Environment/lithology: lacustrine - small

• tuffaceous shales

Size class: mesofossils

Preservation: mold/impression, original carbon

Collection methods: bulk,

Primary reference: D. W. Edelman. 1975. The Eocene Germer Basin Flora of South-Central Idaho. 1-126 [B. Tiffney/J. Fosdick/B. Tiffney]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 35349: authorized by Bruce Tiffney, entered by Julia Fosdick on 02.12.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Cycadeoideopsida
 Cycadeoideales -
? Conites sp. Sternberg 1823
Angiospermae
 Fagales - Myricaceae
Polypodiopsida
 Polypodiales - Polypodiidae
Dennstaedtia americana Knowlton 1910
 Equisetales - Equisetidae
Equisetum cf. arcticum Heer 1866 horsetail