Formation of the Isthmus of Panama Redated

Formation of the Isthmus of Panama Redated

LSU professor helps redate the formation of the
Isthmus of Panama, Daily Revielle, June 17, 2015
http://www.lsureveille.com/daily/lsu-professor-helps-redate-the-formation-of-the-isthmus-of/article_8dabf40e-1554-11e5-bc22-873859081bd1.html

Geological Game Changer: New study shakes up
understanding of when continents connected.
Lousiana State University, Baton rouge, June 2015
http://www.lsu.edu/ur/ocur/lsunews/MediaCenter/News/2015/06/item76541.html

The paper is:

Bacon, C. D. , D. Silvestro, C. Jaramillo, B. T.
Smith, P. Chakrabarty, and A. Antonellib, 2015,
Biological evidence supports an early and
complex emergence of the Isthmus of Panama.
Proceedings of the National Academy of Science
of the United States. vol. 112 no. 19, pp. 6110–6115.
doi: 10.1073/pnas.1423853112
http://www.pnas.org/content/112/19/6110.short

yours,

Paul H.