Life on Earth - Evolution Time Chart


Names of systems and stages with an approximate time scale:	For each system landscape scenes show predominating organisms in both marine and terrestrial environments:	Lists of first-occurrence organism groups and lists of extinct organism groups

Also contains: (1) Paleogeographic globes for each system that show plate tectonic positions of continents and oceans; (2) Representative genera of important index fossil groups in each system; and (3) interesting aspects of life, such as phylogenetic trees of cellular organisms, plants and animals, the genetic code, weight of the moon and brain mass of a stegosaur.