Also known as Grand Staircase-Escalante National Monument
Where: Garfield County, Utah (37.5° N, 111.5° W: paleocoordinates 45.4° N, 82.7° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Kaiparowits Formation, Late/Upper Campanian (83.5 - 70.6 Ma)
• Upper Campanian Kaiparowits Formation
•
•Horizon—Upper portion of the middle unit of the Kaiparowits Formation, 17 m above an ash bed tentatively correlated to ash KBC-109, which has been dated to 75.51± 0.15 Ma
• bed-level stratigraphic resolution
Environment/lithology: fluvial; tabular sandstone
Size class: macrofossils
Collected by RAM
Collection methods: quarrying, surface (in situ), mechanical,
Primary reference: A. A. Farke, M. M. Henn, S. J. Woodward and H. A. Xu. 2014. Leidyosuchus (Crocodylia: Alligatoroidea) from the Upper Cretaceous Kaiporowits Formation (Late Campanian) of Utah, USA. PaleoBios 30(3):72-88 [P. Mannion/J. Tennant]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 176982: authorized by Philip Mannion, entered by Jonathan Tennant on 11.03.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Actinopteri | |
Lepisosteidae indet. Cuvier 1825 gar | |
Reptilia | |
Leidyosuchus sp. Lambe 1907 crocodilian RAM 14527, partial skeleton including partial lower jaws, left humerus, cervical rib, dorsal rib, cervical vertebra, dorsal vertebrae, and numerous osteoderms
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Bivalvia | |
Unionidae indet. Rafinesque 1820 freshwater mussel |