MolluscaBase eds. (2024). MolluscaBase. Velutina velutina var. schneideri Friele, 1886. Accessed through: World Register of Marine Species at: https://marinespecies.org/aphia.php?p=taxdetails&id=752147 on 2024-11-24
original descriptionFriele H. (1886). Zoology, Mollusca II. <i> Den Norske Nordhavs-expedition, 1876-1878</i>, 3(16): 1-44, pl. 7-12, available online athttp://biodiversitylibrary.org/page/7325215 page(s): 26 [details]