MolluscaBase eds. (2024). MolluscaBase. Granulina ocarina F. Fernandes, 1987. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://www.marinespecies.org/traits./aphia.php?p=taxdetails&id=224710 on 2024-10-16
Marine Species Traits editorial board (2024). Marine Species Traits. Granulina ocarina F. Fernandes, 1987. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=224710 on 2024-10-16
basis of recordRolán E. (2005). Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda. <em>ConchBooks.</em> Hackenheim. ISBN 3-325319-73-2. 455 pp. (look up in IMIS) [details]