#26,571
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geologyperiod
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Nihon Shoki (second oldest work of Japanese history, compiled in 720 CE); Nihongi; Chronicles of JapanSee also: 日本書紀 (にほんしょき)
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Kii (former province located in present-day Wakayama and southern Mie prefectures)
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EN A geologic period is one of several subdivisions of geologic time enabling cross-referencing of rocks and geologic events from place to place.
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