map 物種蛙螺屬 Bursa[原始紀錄物種] Bursa margaritula日期地點觀測方式保存標本記錄者鑑定者資料集University of California Museum of Paleontology授權紀錄授權: CC BY來源連結https://www.gbif.org/occurrence/1061121802識別號23eee46a-d04f-4b34-9b77-09090ad692f4 (OccurrenceUUID)gbif.4693827.1061121802 (externalID)