map 物種雙層筍螺 Duplicaria duplicata[原始紀錄物種] Duplicaria duplicata日期1974-2-28地點觀測方式保存標本記錄者鑑定者資料集Molluscus specimens of Toyohashi Museum of Natural History授權紀錄授權: CC BY來源連結https://www.gbif.org/occurrence/4598405746識別號1b9e3937-8bf4-45c3-a526-e461819ba3b2 (OccurrenceUUID)gbif.4693744.4598405746 (externalID)