Where: Prince George's County, Maryland (39.0° N, 76.7° W: paleocoordinates 39.8° N, 52.1° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Severn Formation, Maastrichtian (72.1 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; fine-grained, glauconitic, micaceous, gray, green, muddy sandstone

Size class: macrofossils

Reposited in the ANSP

• purchased from an amateur collector

Primary reference: E. W. A. Mulder, P. Formanoy, W. B. Gallagher, J. W. M. Jagt, and A. S. Schulp. 2013. The first North American record of Carinodens belgicus (Squamata, Mosasauridae) and correlation with the youngest in situ examples from the Maastrichtian type area: palaeoecological implications. Netherlands Journal of Geosciences - Geologie En Mijnbouw 92(2-3):145-152 [M. Uhen/C. Shaffer]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 231271: authorized by Philip Mannion, entered by Philip Mannion on 09.08.2023

Creative Commons license: CC BY (attribution)