map 物種菱角螺 Volva volva[原始紀錄物種] Volva volva日期1971-8-1地點觀測方式保存標本記錄者鑑定者資料集Mollusca specimens of Okinawa Prefectural Museum & Art Museum授權紀錄授權: CC BY來源連結https://www.gbif.org/occurrence/1828788813識別號14aa7d1a-4e17-4bca-b28f-2ff4572f4063 (OccurrenceUUID)gbif.4693780.1828788813 (externalID)