The Global Stratotype Section and Point (GSSP) for the boundary between the Capitanian and Wuchiapingian stages, also the boundary between the Guadalupian and Lopingian Series is defined at the First Appearance Dat...
Summary The International Commission on Stratigraphy (ICS)has produced an electronic version of the international standard Cenozoic-Mesozoic-Paleozoic bio-magnetosequence time scale charts .This JAVA package ,calle...