MNA Loc. 989: BM 34 (Cretaceous of the United States)

Where: Coconino County, Arizona (36.2° N, 109.9° W: paleocoordinates 39.3° N, 75.8° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Mancos Shale Formation, Early/Lower Turonian (93.5 - 89.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: basinal (); lithified, bentonitic shale

Size classes: macrofossils, microfossils

Preservation: mold/impression, recrystallized, replaced with calcite

Reposited in the NMMNH

Collection methods: bulk, surface (in situ),

Primary reference: J. I. Kirkland. 1996. Paleontology of the Greenhorn cylcothem (Cretaceous: late Cenomanian to middle Turonian) at Black Mesa, northeastern Arizona. New Mexico Museum of Natural History and Science Bulletin 9:1-131 [P. Harries/P. Harries/P. Harries]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 55824: authorized by Peter Harries, entered by Peter Harries on 05.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Collignoniceratidae
Cibolaites molenaari Cobban and Hook 1983 ammonite