map 物種雙層筍螺 Duplicaria duplicata[原始紀錄物種] Duplicaria duplicata (Linnaeus, 1758)日期地點觀測方式保存標本記錄者鑑定者資料集Molluscan specimen database of Kanagawa Prefectural Museum of Natural History授權紀錄授權: CC BY來源連結https://www.gbif.org/occurrence/386798728識別號752cc478-ef67-4a29-a204-50c8e36a4606 (OccurrenceUUID)gbif.4693736.386798728 (externalID)