history of the northeast Pacific and western North America”. In The geologyofNorthAmerica: The northeastern Pacific Ocean and Hawaii, Edited by: Winterer
authors list (link) . "Barents Sea Geology, Petroleum Resources and Commercial Potential". Arctic Institute ofNorthAmerica. Archived 2006-10-29 at the Wayback
David. "Fossil Record of Miocene Hominoids" (PDF). University of Toronto. Holman, J. Alan (2000). Fossil Snakes ofNorthAmerica (First ed.). Bloomington
(1999). "Emeralds in the Eastern Cordillera of Colombia. Two tectonic settings for one mineralization". Geology. 27 (7): 597–600. Bibcode:1999Geo....27.
as 11,700 years ago. For further discussion of the dating of this epoch, see Holocene. In NorthAmerica, the Carboniferous is subdivided into Mississippian