THE development of reliable methods of world-wide stratigraphic correlation involves the gradual replacement of empirical and traditional ‘index fossils’ by zonal index species selected on the basis ...
Stages and formations at the Cretaceous-Tertiary boundary are discussed on the basis of their type localities and their equivalents in other regions, with evidence presented as to the stratigraphic ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback