(of)Pfeiffer, L. (1851). Description of a new <i>Pupina</i> and two new Helicinas, from the collection of H. Cuming, Esq. <em>Proceedings of the Zoological Society of London.</em> 18: 97–98. ["1850"; published 24 February 1851]., available online athttps://www.biodiversitylibrary.org/page/12858799 page(s): 98 [details]
MolluscaBase eds. (2025). MolluscaBase. Alcadia intusplicata (L. Pfeiffer, 1851). Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1478773 on 2025-05-13
Marine Species Traits editorial board (2025). Marine Species Traits. Alcadia intusplicata (L. Pfeiffer, 1851). Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1478773 on 2025-05-13
original description(of)Pfeiffer, L. (1851). Description of a new <i>Pupina</i> and two new Helicinas, from the collection of H. Cuming, Esq. <em>Proceedings of the Zoological Society of London.</em> 18: 97–98. ["1850"; published 24 February 1851]., available online athttps://www.biodiversitylibrary.org/page/12858799 page(s): 98 [details]
basis of recordEspinosa, J. A. & Robinson, D. G. (2021). Annotated checklist of the terrestrial mollusks (Mollusca: Gastropoda) from Hispaniola Island. <em>Novitates Caribaea.</em> 17: 71–146., available online athttp://www.novitatescaribaea.do/index.php/novitates/article/view/250[details] Available for editors