Where: Logan County, Kansas (38.8° N, 101.1° W: paleocoordinates 41.4° N, 67.2° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Smoky Hill Chalk Member (Niobrara Formation), Coniacian to Coniacian (89.8 - 83.6 Ma)

• "Cretaceous" (age assignment based on other Smoky Hill collections)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Collected by O. Bonner in 1962

• Kansas University Vertebrate Paleontology collection

Primary reference: L. D. Martin and O. Bonner. 1977. An immature specimen of Baptornis advenus from the Cretaceous of Kansas. Auk 94(4):787-789 [J. Alroy/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 85278: authorized by John Alroy, entered by John Alroy on 09.12.2008

Creative Commons license: CC BY (attribution)