original description
(of Costalynia isolata Laseron, 1956) Laseron, C. F. (1956). The families Rissoinidae and Rissoidae (Mollusca) from the Solanderian and Dampierian zoogeographical provinces. <em>Australian Journal of Marine and Freshwater Research.</em> 7 (3): 384-484.
page(s): 396 [details] Available for editors [request]
additional source
James, D.; Green, P.; Humphreys, W.; Woinarski, J. (2019). Endemic species of Christmas Island, Indian Ocean. <em>Records of the Western Australian Museum.</em> 34(2): 55., available online at https://doi.org/10.18195/issn.0312-3162.34(2).2019.055-114 [details]
From editor or global species database