Marshall, B. A. (1995). A revision of the Recent <i>Calliostoma</i> species of New Zealand (Mollusca: Gastropoda: Trochoidea). <em>The Nautilus.</em> 108 (4): 83-127., available online athttps://www.biodiversitylibrary.org/page/8273331 page(s): 123 [details]
MolluscaBase eds. (2024). MolluscaBase. Calliostoma kopua B. A. Marshall, 1995. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=467336 on 2024-03-28
original descriptionMarshall, B. A. (1995). A revision of the Recent <i>Calliostoma</i> species of New Zealand (Mollusca: Gastropoda: Trochoidea). <em>The Nautilus.</em> 108 (4): 83-127., available online athttps://www.biodiversitylibrary.org/page/8273331 page(s): 123 [details]