Fig. 5.2, p. 86 from Ancient Earth, Ancient Skies, by Brent G. Dalyrmple, shows the locations of some of Earth’s oldest rocks.
Understanding Evolution from UC Berkeley's Museum of Paleontology
The Tree of Life Project
ChronoZoom; Biological, Terrestrial, and Cosmological Evolution
Writings by Charles Darwin
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Gregor Mendel developed the laws of genetics by cross-breeding peas and observing how characteristics were passed from parent to offspring.
Trilobites appeared after the Cambrian boundary, and possessed the first eyes of the fossil record.