Also known as Jessop

Where: Howard County, Maryland (39.2° N, 76.8° W: paleocoordinates 33.0° N, 31.2° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Arundel Clay Formation (Potomac Group), Late/Upper Aptian (122.5 - 113.0 Ma)

• Palynology of the Potomac Group suggests a late Aptian age for the Arundel facies (Brenner, 1963; Doyle and Robbins, 1977; Hochuli et al., 2006; Doyle, 2012)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; mudstone

Size class: mesofossils

Reposited in the UNSM

Primary reference: P. M. Galton and J. A. Jensen. 1979. Remains of ornithopod dinosaurs from the Lower Cretaceous of North America. Brigham Young University Geology Studies 25(3):1-10 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 47347: authorized by Matthew Carrano, entered by Matthew Carrano on 23.02.2005

Creative Commons license: CC BY (attribution)