Where: Harding County, South Dakota (45.4° N, 103.7° W: paleocoordinates 51.7° N, 76.9° W)

• coordinate estimated from map

When: Hell Creek Formation (Montana Group), Maastrichtian (72.1 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithology not reported

Size class: macrofossils

Reposited in the UNSM

Primary reference: L. D. Martin, E. N. Kurochkin, and T. T. Tokaryk. 2012. A new evolutionary lineage of diving birds from the Late Cretaceous of North America and Asia. Palaeoworld 21:59-63 [M. Uhen/M. Uhen/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 124207: authorized by Mark Uhen, entered by Margaret Shalap on 07.02.2012, edited by Mark Uhen

Creative Commons license: CC BY (attribution)