Sol definition, the syllable used for the fifth tone of a diatonic scale. See more.
Examples of index fossils. Index fossils (also known as guide fossils, indicator fossils or zone fossils) are fossils used to define and identify geologic periods (or faunal stages).
The fossils are useful because sediments ... where geologists recognised that the correlation of fossil assemblages ... most of the periods we ... Links and FAQs. Some useful ... bones, and shells are the most common fossils, ... Fossils that are most useful for correlation tend to be widespread, ... Importance of Fossils; ... called biostratigraphic correlation, ... of the most important functions of fossils from a scientific perspective is ... Getting in to the Fossil Record An Online Fossil Lab ... Fossils that are most useful for correlation tend to be: 2. 3. ...