Where: Sweetwater County, Wyoming (41.6° N, 108.6° W: paleocoordinates 48.9° N, 84.5° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Lance Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; brown, gray mudstone
Size class: mesofossils
Reposited in the UW
Collection methods: bulk, sieve,
Primary reference: B. H. Breithaupt. 1982. Paleontology and paleoecology of the Lance Formation (Maastrichtian), east flank of Rock Springs Uplift, Sweetwater County, Wyoming. Contributions to Geology, University of Wyoming 21(2):123-151 [J. Alroy/J. Alroy/M. Carrano]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 45843: authorized by Matthew Carrano, entered by Matthew Carrano on 09.12.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Osteichthyes | |
cf. Acipenser sp. Linnaeus 1758 sturgeon |