map 物種[原始紀錄物種] Contradusta walkeri日期1974-6-1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/1828788959識別號9a6dbb67-49fd-4827-97e4-cfa483dbfef5 (OccurrenceUUID)gbif.4693780.1828788959 (externalID)