Garrett, A. (1881). The terrestrial Mollusca inhabiting the Cook and Harvey Islands. <em>Journal of the Academy of Natural Sciences of Philadelphia, Series 2.</em> 8: 381-412., available online athttps://www.biodiversitylibrary.org/page/37079098 page(s): 383; note: as "discordice" [details]
original descriptionGarrett, A. (1881). The terrestrial Mollusca inhabiting the Cook and Harvey Islands. <em>Journal of the Academy of Natural Sciences of Philadelphia, Series 2.</em> 8: 381-412., available online athttps://www.biodiversitylibrary.org/page/37079098 page(s): 383; note: as "discordice" [details]