Where: Berks County, Pennsylvania (40.3° N, 75.8° W: paleocoordinates 14.8° N, 20.7° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Passaic Formation (Chatham Group), Norian (228.0 - 208.5 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Preservation: mold/impression, trace
Collection methods: surface (in situ),
Primary reference: S. M. Silvestri and M. J. Szajna. 1993. Biostratigraphy of vertebrate footprints in the Late Triassic section of the Newark Basin, Pennsylvania: reassessment of stratigraphic ranges. In S. G. Lucas and M. Morales (eds.), The Nonmarine Triassic. New Mexico Museum of Natural History and Science Bulletin 3:439-445 [M. Carrano/M. Carrano]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 84114: authorized by Matthew Carrano, entered by Matthew Carrano on 17.09.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Grallator sp. Hitchcock 1858 theropod | |
Gwyneddichnium sp. Bock 1952 archosaur | |
Brachychirotherium sp. Beurlen 1950 archosaur | |
Rhynchosauroides sp. Maidwell 1911 squamates |