Logan County [Smoky Hill Chalk Mbr, Niobrara Fm] (Cretaceous to of the United States)

Where: Logan County, Kansas (38.9° N, 101.1° W: paleocoordinates 41.5° N, 67.2° W)

• coordinate based on political unit

• outcrop-level geographic resolution

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

• STRATIGRAPHIC RELATIONS: From the Smoky Hill Chalk Mbr of the Niobrara Fm, for which lithostratigraphic relations are not discussed. AGE: Not discussed in text, but presumably Coniacian or Santonian on the basis of other Smoky Hill Mbr collections. STRATIGRAPHIC POSITION: From unknown position in member.

• bed-level stratigraphic resolution

Environment/lithology: marine; poorly lithified lime mudstone

• SPECIFIC LITHOLOGY: Chalk. LITHIFICATION: Poorly-lithified, on the basis of figured specimen.

Size class: macrofossils

Collected by Bonner

Collection methods: surface (in situ),

• COLLECTOR: M. C. Bonner. REPOSITORY: Fort Hays Kansas State College Museum, Hays, Kansas.

Primary reference: H. W. Miller. 1957. Niobarateuthis bonneri, a new genus and species of squid from the Niobara Formation of Kansas. Journal of Paleontology 31(4):809-814 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 84456: authorized by Austin Hendy, entered by Austin Hendy on 20.10.2008, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to coleoid described in text. NOMENCLATURE: Authoritative publication, with fairly modern nomenclature and species-resolution identification.
Cephalopoda
 Octopoda - Enchoteuthidae
Niobrarateuthis bonneri n. sp. Miller 1957 octopus
Actinopteri
 Aulopiformes - Ichthyotringidae
Apateodus busseni n. sp. Fielitz and Shimada 2009