(of)Newcomb, W. (1855). Descriptions of new species of <i>Achatinella</i>. <em>Annals of the Lyceum of Natural History of New York.</em> 6: 142-147., available online athttps://www.biodiversitylibrary.org/page/16023732 page(s): 143. [details]
MolluscaBase eds. (2025). MolluscaBase. Amastra (Amastra) humilis (Newcomb, 1855). Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1675390 on 2025-05-11
Marine Species Traits editorial board (2025). Marine Species Traits. Amastra (Amastra) humilis (Newcomb, 1855). Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1675390 on 2025-05-11
original description(of)Newcomb, W. (1855). Descriptions of new species of <i>Achatinella</i>. <em>Annals of the Lyceum of Natural History of New York.</em> 6: 142-147., available online athttps://www.biodiversitylibrary.org/page/16023732 page(s): 143. [details]