Rutherford tracksite (Triassic of the United States)

Where: Bergen County, New Jersey (40.8° N, 74.1° W: paleocoordinates 15.4° N, 19.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Kilmer Member (Passaic Formation), Norian (228.0 - 208.5 Ma)

• Approx. 1400 m above the local base of the Lockatong Formation and 1700 m below the Orange Mountain Basalt. Late Norian.

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; red siltstone and sandstone

• "local lithology consists of beds of platy red siltstone and fine sandstone separated by more massive red siltstones and sandstones"

Size class: macrofossils

Preservation: mold/impression, trace

Collected by Blackbeer in 1969; reposited in the YPM

Collection methods: quarrying, surface (in situ), mechanical,

Primary reference: P. E. Olsen and D. Baird. 1986. The ichnogenus Atreipus and its significance for Triassic biostratigraphy. In: K. Padian (ed.), The Beginning of the Age of Dinosaurs: Faunal Changes Across the Triassic-Jurassic Boundary. Cambridge University Press, Cambridge 61-87 [M. Carrano/K. Maguire/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 55412: authorized by Matthew Carrano, entered by Kaitlin Maguire on 19.10.2005, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
  - Rhynchosauroidae
Rhynchosauroides brunswickii Ryan and Willard 1947 reptile
 Saurischia - Eubrontidae
"Grallator spp." = Grallator (Eubrontes), "Anchisauripus spp." = Grallator (Eubrontes), "Atreipus milfordensis" = Anchisauripus milfordensis
"Grallator spp." = Grallator (Eubrontes) Hitchcock 1845 theropod
"Anchisauripus spp." = Grallator (Eubrontes) Hitchcock 1845 theropod
"Atreipus milfordensis" = Anchisauripus milfordensis Bock 1952 theropod
YPM 9960
 Saurischia - Anchisauripodidae
Coelurosaurichnus "sp. 2."2 Huene 1941 theropod
 Pseudosuchia - Chirotheriidae
"Brachychirotherium eyermani" = Chirotherium eyermani, "Brachychirotherium parvum" = Chirotherium parvum
"Brachychirotherium eyermani" = Chirotherium eyermani Baird 1957 archosaur
"Brachychirotherium parvum" = Chirotherium parvum Hitchcock 1889 archosaur
 Phytosauria - Parasuchidae
Apatopus lineatus2 Bock 1952 archosaur
 Ichnofossils -
Scoyenia sp.1 White 1929
Kouphichnium sp.1 Nopcsa 1923