Re: K/T boundary

[Tom Holtz <tholtz@geochange.er.usgs.gov>]

>And the symbol for Cambrian is not a 'C' anyway but a 'C' with a line
>through it.  Carboniferous has a straight 'C' and Cretaceous has a 'K'
>(Kreide = chalk in German).

Dr. Clark is absolutely correct about this.

>By the way the 'Tertiary' does not exist
>anymore.

Would that this were true.  Unfortunately, the USGS continues to formally
recognize the Tertiary.  Of course, we were also the last institution to
formally recognize the Paleocene...

                                
Thomas R. Holtz, Jr.                                   
tholtz@geochange.er.usgs.gov
Vertebrate Paleontologist in Exile                  Phone:      703-648-5280
U.S. Geological Survey                                FAX:      703-648-5420
Branch of Paleontology & Stratigraphy
MS 970 National Center
Reston, VA  22092
U.S.A.