Index Fossils Definition Examples. The evidence for these events is found in the fossil record wherever there is a disappearance of major groups of species within a geologically short amount of time. The family includes several important index fossils.
Definition of fossils have you ever wondered how scientists know so much about […] Some fossils provide evidence of living things that have gone extinct, which means they no longer found alive anywhere on earth today. It is difficult to precisely define the word fossil.
A fossil usually with a narrow time range and wide spatial distribution that is used in the identification of related geologic formations.
This lesson will define a fossil, look at different types and characteristics of fossils, and then describe how fossils are formed. Fossils provide scientists with many clues about earth’s history, offering evidence of dinosaurs and strange plants that existed in the past. The fossil remains of an. The evidence for these events is found in the fossil record wherever there is a disappearance of major groups of species within a geologically short amount of time.