MolluscaBase eds. (2025). MolluscaBase. Daphnella defectiva Janse & A. W. Janssen, 1983 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1578850 on 2025-09-19
Marine Species Traits editorial board (2025). Marine Species Traits. Daphnella defectiva Janse & A. W. Janssen, 1983 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1578850 on 2025-09-19
basis of recordStein G., Moths H., Albrecht F., Havekost U. & Fehse D. (2016). Revision der Miozänen Molluskenfauna (Hemmoorium) von Werder bei Achim (Nordwest-Niedersachsen). <em>Palaeofocus.</em> 5: 1-289.[details]
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