map 物種彈頭筆螺 Pterygia crenulata[原始紀錄物種] Pterygia crenulata日期地點觀測方式保存標本記錄者鑑定者資料集Delaware Museum of Nature and Science – Mollusks授權紀錄授權： CC0來源連結https://www.gbif.org/occurrence/3815946898識別號ca8524f4-3196-457f-95e9-e28d6f2a4084 (OccurrenceUUID)gbif.52950851.3815946898 (externalID)