About MIYATA SHIN'YA
About 城西大 水田記念博物館 大石化石ギャラリー
About OPPATA YASUYUKI
About ひがし大雪自然館
About ひがし大雪自然館研究報告
About Hokkaido
About stratum
About Pleistocene Epoch
About animal fossil
About freshwater fish
About zoology
About biological classification
About skull
About fin(body region)
About Cottidae
About Salmonidae
About ichthyography
About Pleistocene series
About systematic zoology
About Caudal fin
About Cenozoic
About 更新統
About 産出
About 淡水魚類
About 化石