map 物種偏口蛤屬 Chama[原始紀錄物種] Chama日期地點觀測方式化石標本記錄者鑑定者資料集Invertebrate fossil collection of National Museum of Nature and Science授權紀錄授權： CC BY來源連結https://www.gbif.org/occurrence/3415067354識別號aff94d3c-7013-490a-a1d4-46a431a36128 (OccurrenceUUID)gbif.52950839.3415067354 (externalID)