map 物種雙層筍螺 Duplicaria duplicata[原始紀錄物種] Duplicaria duplicata日期1980地點觀測方式保存標本記錄者鑑定者Galen Lyn資料集BMSM Bailey-Matthews National Shell Museum授權紀錄授權: CC0來源連結https://www.gbif.org/occurrence/3341101941識別號39d7b0e4-4e91-46ca-99cc-13f5589b4647 (OccurrenceUUID)gbif.4693727.3341101941 (externalID)