Where: Niobrara County, Wyoming (43.1° N, 104.6° W: paleocoordinates 49.6° N, 79.5° W)
• small collection-level geographic resolution
When: Lance Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size classes: macrofossils, mesofossils
Reposited in the UCMP
Collection methods: surface (float), mechanical, sieve,
Primary reference: R. Estes. 1964. Fossil vertebrates from the Late Cretaceous Lance Formation, eastern Wyoming. University of California Publications in Geological Sciences 49:1-187 [J. Alroy/M. Sommers/M. Carrano]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 57162: authorized by Matthew Carrano, entered by Kaitlin Maguire on 07.12.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Chondrichthyes | |
Myledaphus bipartitus Cope 1876 guitarfish | |
Actinopteri | |
Lepisosteus sp. Agassiz 1843 gar | |
Reptilia | |
"cf. Anatosaurus sp." = Edmontosaurus
"cf. Anatosaurus sp." = Edmontosaurus Lambe 1917 hadrosaurine | |
cf. Triceratops sp. Marsh 1889 ceratopsid |