Where: Gove County, Kansas (38.7° N, 100.2° W: paleocoordinates 41.5° N, 66.6° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Smoky Hill Chalk Member (Niobrara Formation), Late/Upper Coniacian to Late/Upper Coniacian (89.3 - 83.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by Orville Bonner in 1981

Primary reference: A. Bell and M. J. Everhart. 2009. A New Specimen of Parahesperornis (Aves: Hesperornithiformes) from the Smoky Hill Chalk (Early Campanian) of Western Kansas. Transactions of the Kansas Academy of Science 112:7-14 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 132511: authorized by Philip Mannion, entered by Philip Mannion on 21.08.2012

Creative Commons license: CC BY (attribution)