MolluscaBase eds. (2024). MolluscaBase. Margarites groenlandicus umbilicalis (Broderip & G. B. Sowerby I, 1829). Accessed through: Nozères, C., Kennedy, M.K. (Eds.) (2024) Canadian Register of Marine Species at: https://www.marinespecies.org/carms/aphia.php?p=taxdetails&id=236799 on 2025-01-15
Nozères, C., Kennedy, M.K. (Eds.) (2025). Canadian Register of Marine Species. Margarites groenlandicus umbilicalis (Broderip & G. B. Sowerby I, 1829). Accessed at: https://www.marinespecies.org/Carms/aphia.php?p=taxdetails&id=236799 on 2025-01-15