John Day Fossil Beds National Monument

Selected References

Beckham, S. D. and Lentz, F. K., 2000, Rocks & Hard Places: Historic Resources Study: Seattle, Washington: National Park Service, John Day Fossil Beds National Monument website. Available on-line at: http://www.nps.gov/archive/joda/hrs/hrs.htm.

Bestland, E. A., Retallack, G. J., and Fremd, T., 1999, Geology of the Late Eocene Clarno Unit, John Day Fossil Beds National Monument, Central Oregon: National Park Service, Paleontological Research Volume 2, Santucci, V. L., editor, National Park Service Technical Report NPS/NRPO/NRTR-93/11, p. 111-124. Available on-line at: http://www.nature.nps.gov/geology/paleontology/pub/grd2/gsa14.htm.

Bestland, E. A., Hammond, P. E., Blackwell, D. L. S., Kays, M. A., Retallack, G. J., Stimac. J., 2002, Geologic Framework of the Clarno Unit, John Day Fossil Beds National Monument, Central Oregon: Portland, Oregon: Oregon Department of Geology and Mineral Industries, Open-File Report O-02-03, 40 p. (on CD-ROM).

Bishop, E. M., Lillie, R. C., and Ordway, M., 2006, A Journey through Time: A guide to cycling and exploring landscapes and ancient climates of eastern Oregon’s John Day Country: Oregon PaleoLands Institute Guidebook, 38 p. Available on-line at: http://www.paleolands.org/pdf/CycleGuideJohnDayRiver.pdf.

Fremd, T., Bestland, E. A., and Retallack, G. J., 1994, John Day Basin Paleontology: Field Trip Guide and Road Log: Society of Vertebrate Paleontology Annual Meeting, 1994, 80 p.

Knowlton, F. R., 1916, Fossil Flora of the John Day Basin, Oregon: U.S. Geological Survey Bulletin 204, 153 p., with 16 plates.

Meyer, H. W., and Manchester, S. R., 1997, The Oligocene Bridge Creek Flora of the John Day Formation, Oregon: University of California Publications in Geological Sciences, Berkeley, California, University of California Press, v. 141, 195 p. with 75 plates.

Morris, E., 2003, In Search of Ancient Oregon, A Geological and Natural History: Portland Oregon: Timber Press, Inc., 291 p.

Peck, D., 1964, Geologic Reconnaissance of the Antelope-Ashwood Area, North Central Oregon, With Emphasis On the John Day Formation of Late Oligocene and Miocene Age: U.S. Geological Survey Bulletin, 26 p.

Spry, A., 1962, The origin of columnar jointing, particularly in basalt flows: Journal of the Australian Geological Society, v. 8, p. 192-216.

USGS, 2010, Picture Gorge Basalt (middle and lower Miocene: U. S. Geological Survey On-line Spatial Data website. Available on-line at: http://tin.er.usgs.gov/geology/state/sgmc-unit.php?unit=ORTcp%3B0.

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Last modified: 12/20/2010