Also known as Two Mile Creek, La Sal Mountains
Where: San Juan County, Utah (38.3° N, 109.1° W: paleocoordinates 34.6° N, 56.1° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Salt Wash Member (Morrison Formation), Late/Upper Kimmeridgian to Late/Upper Kimmeridgian (155.7 - 145.0 Ma)
• top of member
• bed-level stratigraphic resolution
Environment/lithology: coarse channel fill; fine-grained, medium, intraclastic, yellow sandstone and green, red mudstone
Size class: macrofossils
Preservation: cast, trace
Collection methods: surface (in situ), peel or thin section,
• found by miners
Primary reference: J. R. Foster and M. G. Lockley. 1997. Probable crocodilian tracks and traces from the Morrison Formation (Upper Jurassic) of eastern Utah. Ichnos 5:121-129 [M. Carrano/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 192731: authorized by Matthew Carrano, entered by Matthew Carrano on 17.04.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Sauropoda indet. Marsh 1878 sauropod | |
? Crocodylia indet., Hatcherichnus sanjuanensis n. gen. n. sp.
Hatcherichnus sanjuanensis n. gen. n. sp. Foster and Lockley 1997 crocodilian |