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 ...

The Carboniferous period is pivotal in the geological record, marked by intricate stratigraphic sequences and diverse microfossil assemblages that reveal past environmental conditions and tectonic ...

Investigations of the radiolarian stratigraphy of drilled sequences of open-ocean Cenozoic sediments are commonly based on examination of several tens of thousands of specimens in samples separated by ...

Sedimentology explores the origin, transport, deposition and diagenetic alterations of the materials that compose sediments and sedimentary rocks. Stratigraphy investigates how those types of rocks ...

A branch of geology and earth sciences, stratigraphy is a field of study that deals with the arrangement and succession of strata (layers) in the Earth. Additionally, it involves the origin, ...