Woodward Farm, SDSMT V9325 (Cretaceous of the United States)

Also known as Moreau River

Where: Ziebach County, South Dakota (45.0° N, 101.7° W: paleocoordinates 50.8° N, 75.5° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Trail City Member (Fox Hills Formation), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; silty, sandy carbonate

• silty, sandy, carbonate concretion

Size class: macrofossils

Preservation: concretion

Collected by H. Ross and O. F. Lone in 1993

Collection methods: surface (float)

Primary reference: T. L. Harrell, Jr. and J. E. Martin. 2015. A mosasaur from the Maastrichtian Fox Hills Formation of the northern Western Interior Seaway of the United States and the synonymy of Mosasaurus maximus with Mosasaurus hoffmanni (Reptilia: Mosasauridae). Netherlands Journal of Geosciences - Geologie en Mijnbouw 94(1):23-37 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 194136: authorized by Philip Mannion, entered by Philip Mannion on 14.06.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758 oyster
 Nuculida - Nuculidae
Nucula sp. Lamarck 1799 nut clam
 Ammonitida - Scaphitidae
 Squamata - Mosasauridae
Mosasaurus hoffmanni Mantell 1829 mosasaur
TLAM NH.HR.2009.032.0001