Where: Omsk, Russian Federation (57.5° N, 72.5° E: paleocoordinates 58.2° N, 71.1° E)

• coordinate estimated from map

When: Early/Lower Miocene (23.0 - 16.0 Ma)

Environment/lithology: fluvial-lacustrine; unlithified lignite

Size class: mesofossils

Preservation: original carbon

Collection methods: bulk, sieve,

Primary reference: P. I. Dorofeev. 1963. Tretichnye Flory Zapadnoi Sibiri. Akad. Nauk, Moscow/Leningrad 1-343 [B. Tiffney/B. Tiffney/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 23897: authorized by Bruce Tiffney, entered by Sara Pendleton on 23.07.2002

Creative Commons license: CC BY (attribution)