Also known as Welling
Where: Alberta, Canada (49.7° N, 112.8° W: paleocoordinates 57.4° N, 78.2° W)
• coordinate based on nearby landmark
When: Bearpaw Shale Formation, Late/Upper Campanian (83.5 - 70.6 Ma)
• 15 m above the base of the Formation; likely that the age of the two mosasaurs is no younger than 74 Ma
• bed-level stratigraphic resolution
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Reposited in the TMP
Primary reference: T. Konishi, D. Brinkman, J. A. Massare and M. W. Caldwell. 2011. New exceptional specimens of Prognathodon overtoni (Squamata, Mosasauridae) from the upper Campanian of Alberta, Canada, and the systematics and ecology of the genus. Journal of Vertebrate Paleontology 31(5):1026-1046 [P. Mannion/P. Mannion/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 119088: authorized by Philip Mannion, entered by Philip Mannion on 20.10.2011, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Gnathostomata | |
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Actinopteri | |
Ursichthys longiparietalis n. gen. n. sp.2
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Reptilia | |
Prognathodon overtoni Williston 1897 mosasaur TMP 2007.034.0001 (complete skull and largely articulated postcranium lacking paddles)
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Nichollsemys baieri Brinkman et al. 2006 sea turtle jugal, a postorbital, a quadrate, and a supraoccipital (gut contents of Prognathodon overtoni)
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Chondrichthyes | |
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Cephalopoda | |
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Malacostraca | |
Nephropidae indet. Dana 1852 clawed lobster a lobster claw was also found near the left 10th dorsal rib of the mosasaur
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