USGS Mesozoic D14464, Palo Duro Canyon section, Sevilleta NWR (Cretaceous of the United States)

Where: New Mexico (34.3° N, 106.7° W: paleocoordinates 34.8° N, 70.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Acanthoceras bellense ammonoid zone, Dakota Sandstone Formation, Middle Cenomanian (99.6 - 93.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified sandstone

Size classes: macrofossils, mesofossils

Collected by S.C. Hook in 2004

Primary reference: S. C. Hook and W. A. Cobban. 2007. A condensed middle Cenomanian succession in the Dakota Sandstone (Upper Cretaceous), Sevilleta National Wildlife Refuge, Socorro County, New Mexico. New Mexico Geology 29(3):75-96 [W. Kiessling/M. Krause]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 178840: authorized by Matthew Clapham, entered by Matthew Clapham on 17.05.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Acanthoceratidae
Acanthoceras bellense Adkins 1928 ammonite