Alwynne B. Beaudoin - Lake File

Johns Lake (ND)

Location: North Dakota, USA Latitude (N): 47.67° Longitude (W): 100.33°
Site notes:
Ashworth, A. C., and D. P. Schwert 1992
The Johns Lake Site: A Late Quaternary Fossil Beetle (Coleoptera) Assemblage from the Missouri Coteau of North Dakota. In Proceedings of the F. D. Holland, Jr., Geological Symposium, edited by J. M. Erickson and J. W. Hoganson, pp. 257-265. North Dakota Geological Survey Miscellaneous Series No. 76. North Dakota Geological Survey, Fargo, North Dakota, USA.
Site discussed: Johns Lake. Reports on beetle remains from a peat bed radiocarbon dated around 10,000 yr BP. Assemblage resembles those from the southern boreal forest margin.

Yansa, C. H. 2006
The Timing and Nature of Late Quaternary Vegetation Changes in the Northern Great Plains, USA and Canada: A Re-assessment of the Spruce Phase. Quaternary Science Reviews 25:263-281.
Sites discussed: Rosebud, Strouckel, Cottonwood Lake (SD), Medicine Lake (SD), Coldwater Lake (ND), Wendel, Tappen, Moon Lake (ND), Johns Lake, Rice Lake (ND), Kettle Lake, Scrimbit, Andrews, Hafichuk, Neufeld, Herbert, Kyle, Clearwater Lake (Sask), Beechy, Dinsmore, Riding Mountain (Lake E). Six sites form the main focus of the paper: Wendel, Coldwater Lake, Andrews, Kyle, Beechy, and Neufeld.

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