International correlation of the base of the Llanvirn Series Ordovician System

• 2 July 1990
• journal article
• Published by Schweizerbart in Newsletters on Stratigraphy
• Vol. 22  (2-3) , 119-142
• https://doi.org/10.1127/nos/22/1990/119

Abstract

Keywords

• LLANVIRN SERIES
• ORDOVICIAN SYSTEM
• BIOSTRATIGRAPHIC
• GONDWANA