ファイル:An actual fir tree excavated from the Renkoji layer of the Kazusa layer 1.3 million years ago, on display at the main building of Meiji University Kurokawa Field Science Center.jpg
解説An actual fir tree excavated from the Renkoji layer of the Kazusa layer 1.3 million years ago, on display at the main building of Meiji University Kurokawa Field Science Center.jpg
English: An actual fir tree excavated from the Renkoji layer of the Kazusa layer 1.3 million years ago, on display at the main building of Meiji University Kurokawa Field Science Center
An actual fir tree excavated from the Renkoji layer of the Kazusa layer 1.3 million years ago, on display at the main building of Meiji University Kurokawa Field Science Center