Where: Trego County, Kansas (38.8° N, 100.0° W: paleocoordinates 40.8° N, 66.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Smoky Hill Chalk Member (Niobrara Formation), Late/Upper Coniacian (89.3 - 85.8 Ma)

• "From the lowermost beds of the upper Niobrara"

• group of beds-level stratigraphic resolution

Environment/lithology: lithified chalk

Size class: macrofossils

Collected by M.R. Watson

• Repository: University of Kansas Museum

Primary reference: W. N. Logan. 1897. Some new cirriped crustaceans from the Niobrara Cretaceous of Kansas. The Kansas University Quarterly 6:187-189 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 210349: authorized by Matthew Clapham, entered by Matthew Clapham on 30.05.2020

Creative Commons license: CC BY (attribution)