Also known as Loc. 23
Where: Mitchell County, Kansas (39.3° N, 98.5° W: paleocoordinates 39.9° N, 63.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Prionocyclus hyatti ammonoid zone, Blue Hill Member (Carlile Shale Formation), Middle Turonian (93.5 - 89.3 Ma)
• STRATIGRAPHIC RELATIONS: From the Blue Hill Mbr of the Carlile Shale. AGE: Middle Turonian, on the basis of ammonoid biostratigraphy; Collignoniceras woollgari-Prionocyclus hyatti zone. STRATIGRAPHIC POSITION: From limestone concretion in the upper part of the Blue Hill Mbr.
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, concretionary, calcareous shale
Size class: macrofossils
Preservation: concretion
Reposited in the USNM
Collection methods: surface (in situ),
• COLLECTOR: Not stated in text. REPOSITORY: USNM.
Primary reference: W. J. Kennedy, W. A. Cobban, and N. H. Landman. 2001. A revision of the Turonian members of the ammonite subfamily Collignoniceratinae from the United States Western Interior and Gulf Coast. Bulletin of the American Museum of Natural History 267:1-148 [A. Hendy/A. Hendy/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 88418: authorized by Austin Hendy, entered by Austin Hendy on 11.04.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Collignoniceras woollgari Mantell 1822 ammonite
Prionocyclus hyatti Stanton 1894 ammonite |