The era of primitive creatures
, though geologists to split time in the history of the world into three eras, but in the era R. Keogh, fruit and aromatic fruit and protect a small but inferior beings. And there is no fossil evidence appears much. Because the process Tectonics (Plate Tectonics) causes the cycle to create and destroy the plates. Rock on Earth, most no older than 500 million years, geologists called a period of two eras that Prescott Camping Bien (Precambian period), which refers to the time before the arrival of Cam Bien (Cambian) and break. Far Corner era of Roseau acid into 3 eons which is divided into 11 categories based on the age of the fossils, which differ significantly. The data in Table 1
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