IRMNG taxon details
original description
Zietlow, A. R.; Boyd, C. A.; Van Vranken, N. E. (2023). Jormungandr walhallaensis: A New Mosasaurine (Squamata: Mosasauroidea) from the Pierre Shale Formation (Pembina Member: Middle Campanian) of North Dakota. <em>Bulletin of the American Museum of Natural History.</em> 464: 1-82., available online at https://hdl.handle.net/2246/7332 [details]
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