Wöhrmann, S. von & Koken, E. (1892). Die Fauna der Raibler Schichten vom Schlernplateau. <em>Zeitschrift der Deutschen Geologischen Gesellschaft.</em> 44: 167-223, pls. 6-16., available online athttps://www.biodiversitylibrary.org/page/43533945 page(s): 194 [details]
MolluscaBase eds. (2025). MolluscaBase. Hologyra alpina Koken, 1892 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1615122 on 2025-05-21
Marine Species Traits editorial board (2025). Marine Species Traits. Hologyra alpina Koken, 1892 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1615122 on 2025-05-21
original descriptionWöhrmann, S. von & Koken, E. (1892). Die Fauna der Raibler Schichten vom Schlernplateau. <em>Zeitschrift der Deutschen Geologischen Gesellschaft.</em> 44: 167-223, pls. 6-16., available online athttps://www.biodiversitylibrary.org/page/43533945 page(s): 194 [details]