Where: Colorado (39.5° N, 108.0° W: paleocoordinates 43.3° N, 94.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Green River Formation, Bridgerian (50.3 - 46.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - large; lithified lime mudstone

Size class: macrofossils

Preservation: adpression

Collected by D. Kohls; reposited in the USNM

Primary reference: A. Nel. 2022. Revision of the two small damselflies Eopodagrion scudderi Cockerell, 1921 and Eopodagrion 'Podagrion' abortivum (Scudder, 1878) (Odonata, Zygoptera) from the lower Eocene of Green River Formation (USA). Palaeoentomology 5:537-544 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 228681: authorized by Matthew Clapham, entered by Matthew Clapham on 26.12.2022

Creative Commons license: CC BY (attribution)