Broad Street, Clifton (Triassic to of the United States)

Also known as Hypsognathus holotype site

Where: Passaic County, New Jersey (40.9° N, 74.2° W: paleocoordinates 16.5° N, 19.6° W)

• coordinate estimated from map

• hand sample-level geographic resolution

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

• "Upper Triassic 'Brunswick' (now upper Passaic) Formation. [...] Upper portion of Passaic Formation, Newark basin (Newark Supergroup) [...] Age: Late Triassic (late Norian–Rhaetian)" (Sues et al. 2000).

•Originally enterd group name >>Newark<< is replaced by >>Chatham<< since all Upper Triassic formations of the Newark Supergroup are assigned to the Chatham Group, according to Weems & Olsen (1997, GSA Bulletin 109(2)) (TL).

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; sandstone

Size class: macrofossils

Preservation: mold/impression

Collected by H. R. Fenner in 1926; reposited in the USNM

• Collected "on or about September 10, 1926, by Herbert R. Fenner, 64 Broad Street, Clifton" (Gilmore, 1928, Proc. USNM 73).

Primary reference: H.-D. Sues, P. E. Olsen, D. M. Scott and P. S. Spencer. 2000. Cranial osteology of Hypsognathus fenneri, a latest Triassic procolophonid reptile from the Newark Supergroup of Eastern North America. Journal of Vertebrate Paleontology 20(2):275-284 [J. Mueller/J. Dummasch/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 80143: authorized by Johannes Mueller, entered by Jana Dummasch on 07.04.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Parareptilia - Procolophonidae
Hypsognathus fenneri n. gen. n. sp.
Hypsognathus fenneri n. gen. n. sp. Gilmore 1928 parareptile
USNM 11643 (holotype), natural mold of mandible and partial postcranial skeleton