MnemonicsEvolution: The geological time scale – Mnemonic by Ramneet Kaur January 13, 2017 Evolution: The geological time scaleERAS:Please pay my children!Precambrian (the era of early life).Paleozoic (the era of ancient life).Mesozoic (age of reptiles & gymnosperms).Cenozoic: (age of mammals & angiosperms).PERIODS: Continue Reading 0 FacebookTwitterGoogle +Pinterest