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Late Cretaceous sturgeons from K/Pg impact deposits in North Dakota


Oxytropidoceras

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'Hell fish' likely killed by dinosaur-ending asteroid is preserved in stunning detail

Joanna Thompson, Live Science, October 12, 2022

Four exceptional fossils represent newly described species.

https://www.livescience.com/3d-sturgeon-fossils-tanis

 

The open access paper is:


Hilton, E.J. and Grande, L., 2022. Late Cretaceous sturgeons (Acipenseridae)

from North America, with two new species from the Tanis site in the Hell 

Creek Formation of North Dakota. Journal of Paleontology, pp.1-29.

 

Another open access paper is:

 

DePalma, R.A., Smit, J., Burnham, D.A., Kuiper, K., Manning, P.L., 

Oleinik, A., Larson, P., Maurrasse, F.J., Vellekoop, J., Richards, M.A. 

and Gurche, L., 2019. A seismically induced onshore surge deposit at

the KPg boundary, North Dakota. Proceedings of the National

Academy of Sciences, 116(17), pp.8190-8199.

 

Yours,

 

Paul H.

Edited by Oxytropidoceras
added paper and open access link
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