Carpenter, P. P. (1857). <i>Catalogue of the collection of Mazatlan Mollusca in the British Museum collected by Frederick Reigen</i>. London: British Museum. xvi + 552 pp. , available online athttp://www.biodiversitylibrary.org/item/61252 page(s): 323 [details]
MolluscaBase eds. (2024). MolluscaBase. Caecum (Anellum) undatum P. P. Carpenter, 1857. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=545348 on 2024-05-09
original descriptionCarpenter, P. P. (1857). <i>Catalogue of the collection of Mazatlan Mollusca in the British Museum collected by Frederick Reigen</i>. London: British Museum. xvi + 552 pp. , available online athttp://www.biodiversitylibrary.org/item/61252 page(s): 323 [details]
source of synonymyRaines B.K. (2020). A Rosetta Stone for eastern Pacific Caecidae (Gastropoda: Caenogastropoda). <em>Zootaxa.</em> 4827(1): 1-146., available online athttps://doi.org/10.11646/zootaxa.4827.1.1 page(s): 26 [details]
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality