McCleery T. (2008). Descriptions of sixteen new species of the genus <i>Gibberula</i> Swainson, 1840 (Gastropoda: Cystiscidae) from the Caribbean. <i>Novapex</i> 9 (2-3) : 101-18[details]
MolluscaBase eds. (2024). MolluscaBase. Gibberula gradatim McCleery, 2008. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=457887 on 2024-05-19
original descriptionMcCleery T. (2008). Descriptions of sixteen new species of the genus <i>Gibberula</i> Swainson, 1840 (Gastropoda: Cystiscidae) from the Caribbean. <i>Novapex</i> 9 (2-3) : 101-18[details]