Warm Springs Ranch tracksite, unit 2 (Jurassic to of the United States)

Where: Hot Springs County, Wyoming (43.6° N, 108.2° W: paleocoordinates 39.5° N, 53.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Morrison Formation, Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: fine channel fill; quartzose, ooidal, white, cherty/siliceous sandstone

• "point-bar deposit"
• "a thinly laminated, off-white sheet sandstone with small asymmetrical to translational ripples. Thin sections show calcite-cemented, subangular to subrounded quartz, chert, and few feldspar grains with abundant fragmented and closely packed ooids and bioclasts."

Size class: macrofossils

Preservation: cast, mold/impression, trace

Collection methods: surface (in situ),

Primary reference: D. S. Jennings, B. F. Platt, and S. T. Hasiotis. 2006. Distribution of vertebrate trace fossils, Upper Jurassic Morrison Formation, Bighorn Basin, Wyoming, USA: implications for differentiating paleoecological and preservational bias. In J. R. Foster & S. G. Lucas (ed.), Paleontology and Geology of the Upper Jurassic Morrison Formation. New Mexico Museum of Natural History and Science Bulletin 36:183-192 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taphonomic analysis

PaleoDB collection 192708: authorized by Matthew Carrano, entered by Matthew Carrano on 16.04.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Arthropoda indet.
Arthropoda indet. Latreille 1829
tracks
Reptilia
 Testudinata -
Testudinata indet., ? Testudinata indet.
Testudinata indet. Oppel 1811 turtle
type 3 tracks
? Testudinata indet. Oppel 1811 turtle
type 4 tracks
 Crocodylia -
"Crocodilia indet." = Crocodylia
"Crocodilia indet." = Crocodylia Owen 1842 crocodilian
type 5 tracks
 Dinosauria -
Dinosauria "indet. 6", Dinosauria "indet. 8"
Dinosauria "indet. 6" Owen 1842 dinosaur
type 6 tracks, tridactyl bipeds
Dinosauria "indet. 8" Owen 1842 dinosaur
type 8 tracks, tridactyl bipeds
 Theropoda -
Theropoda "indet. 1", Theropoda "indet. 2"
Theropoda "indet. 1" Marsh 1881 theropod
type 1 tracks
Theropoda "indet. 2" Marsh 1881 theropod
type 2 tracks
 Ichnofossils -
cf. Diplichnites sp.