Pueblo Section, Middle Chalk Unit, Bed 1 (Cretaceous of the United States)

Where: Pueblo County, Colorado (38.3° N, 104.6° W: paleocoordinates 42.5° N, 71.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Smoky Hill Shale Member (Niobrara Formation), Middle Santonian (85.8 - 83.5 Ma)

• Middle Chalk Unit, Cordiceramus bueltenensis inoceramid zone

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified limestone

• chalk

Size class: macrofossils

Primary reference: I. Walaszczyk and W. A. Cobban. 2007. Inoceramid fauna and biostratigraphy of the upper Middle Coniacian-lower Middle Santonian of the Pueblo Section (SE Colorado, US Western Interior). Cretaceous Research 28:132-142 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 74329: authorized by Wolfgang Kiessling, entered by Uta Merkel on 02.08.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Bivalvia
 Myalinida - Inoceramidae
Cataceramus gladbeckensis