Where: Gloucester County, New Jersey (39.8° N, 75.2° W: paleocoordinates 39.1° N, 45.0° W)

• coordinate estimated from map

When: Marshalltown Formation (Matawan Group), Middle Campanian to Middle Campanian (83.5 - 70.6 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; micaceous, green claystone

Size class: macrofossils

Primary reference: W. B. Gallagher. 1984. Paleoecology of the Delaware Valley region. Part II: Cretaceous to Quartenary. The Mosasaur 2:9-43 [M. Uhen/M. Shalap/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 124930: authorized by Mark Uhen, entered by Mark Uhen on 29.02.2012

Creative Commons license: CC BY (attribution)