map 物種原藻界 Chromista[原始紀錄物種] Operculina bartschi Cushm日期地點觀測方式化石標本記錄者鑑定者資料集Naturalis Biodiversity Center (NL) - Paleontology授權紀錄授權: CC0來源連結https://www.gbif.org/occurrence/3322436682識別號56a44421-348a-4e11-b383-7b508ef3bcbc (OccurrenceUUID)gbif.52950995.3322436682 (externalID)