Paleonet: New Epoch name convention?
Thomas R. Holtz, Jr.
tholtz at umd.edu
Mon Dec 21 19:48:58 UTC 2015
I don’t see how they could argue for the use of lowercase, as the modifiers are all in uppercase on http://stratigraphy.org/ICSchart/ChronostratChart2015-01.jpg (not only in the chart, but in the text in the lower right corner).
And keep in mind: Lower, Middle & Upper refer to the chronostratigraphic units (System, Series, Stage), not the geochronologic units derived from them (Period, Epoch, Age). So the Early Triassic Epoch is the time in which the rocks of the Lower Triassic Series were deposited.
Thomas R. Holtz, Jr.
Email: tholtz at umd.edu Phone: 301-405-4084
Senior Lecturer, Vertebrate Paleontology
Office: Geology 4106, 8000 Regents Dr., College Park MD 20742
Dept. of Geology, University of Maryland
http://www.geol.umd.edu/~tholtz/
Phone: 301-405-6965
Fax: 301-314-9661
Faculty Director, Science & Global Change Program, College Park Scholars
Office: Centreville 1216, 4243 Valley Dr., College Park MD 20742
http://www.geol.umd.edu/sgc
Fax: 301-314-9843
Mailing Address: Thomas R. Holtz, Jr.
Department of Geology
Building 237, Room 1117
8000 Regents Drive
University of Maryland
College Park, MD 20742-4211 USA
From: Paleonet [mailto:paleonet-bounces at nhm.ac.uk] On Behalf Of Elizabeth Petsios
Sent: Monday, December 21, 2015 2:33 PM
To: paleonet at nhm.ac.uk
Subject: Paleonet: New Epoch name convention?
Hello,
Through our recent interactions with a journal's copyediting process, we've been told that the new convention as of January 2015 for the names of epochs (e.g. Early Triassic, Middle Jurassic, etc), are now to be lower case (e.g. early Triassic, middle Jurassic, etc.), according to the International Commission on Stratigraphy's International Chronostratigraphic Chart (version 2015/01).
We haven't heard of this previously and were somewhat surprised. Has anyone else experienced this? Is the proper way to refer to the Early Triassic now Lower Triassic?
Thank you,
-Elizabeth
--
Elizabeth Petsios
Graduate Student
University of Southern California
3651 Trousdale Pkwy. Los Angeles, CA 90089-0740
<petsios at usc.edu> (213)740-5818
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