Verduin A. (1979). <i>Rissoa (Turgidina) testudae</i> subg. nov., sp. nov. A marine gastropod from the Straits of Gibraltar. <i>Basteria 43</i>: 47-50 note: as subgenus of Rissoa[details]
MolluscaBase eds. (2021). MolluscaBase. Turgidina Verduin, 1979. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2021) European Register of Marine Species at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=594628 on 2023-02-03
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2023). European Register of Marine Species. Turgidina Verduin, 1979. Accessed at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=594628 on 2023-02-03
original descriptionVerduin A. (1979). <i>Rissoa (Turgidina) testudae</i> subg. nov., sp. nov. A marine gastropod from the Straits of Gibraltar. <i>Basteria 43</i>: 47-50 note: as subgenus of Rissoa[details]