Where: Essex County, New Jersey (40.8° N, 74.2° W: paleocoordinates 16.4° N, 19.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Passaic Formation (Chatham Group), Norian to Norian (228.0 - 201.3 Ma)

• uppermost part of formation

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine; lithology not reported

Size class: macrofossils

Preservation: trace

Collection methods: surface (in situ),

Primary reference: P. E. Olsen. 1980. Fossil great lakes of the Newark Supergroup of New Jersey. In W. Manspeizer (ed.), Field Studies in New Jersey Geology and Guide to Field Trips. 52nd Annual Meeting, New York State Geological Association 352-398 [M. Carrano/M. Carrano]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 187321: authorized by Matthew Carrano, entered by Matthew Carrano on 20.07.2017

Creative Commons license: CC BY (attribution)