About TOMIDA Susumu
About Chukyo Gakuin Univ., Gifu
About OKUMURA Yoshitsugu
About Mizunami Fossil Museum, Gifu, JPN
About Bivalvia
About siltstone
About shale
About animal fossil
About marine animal
About identification
About Mie prefecture
About description of fossil
About deep sea organism
About Miocene
About invertebrate
About Halicardia
About Halicardia akitaensis
About オトヒメゴコロガイ科
About ニッポンオトヒメゴコロガイ属
About Extinct organisms in general
About 三重
About 下部中新統
About 層群
About 二枚貝綱
About 産出