MolluscaBase eds. (2024). MolluscaBase. Rissoa principis R. B. Watson, 1886. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=607699 on 2024-03-29
original description(ofRissoa (Setia) principis R. B. Watson, 1886)Watson, R. B. (1886). <i>Report on the Scaphopoda and Gasteropoda collected by H.M.S. Challenger during the years 1873-76</i>. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology 15 (part 42): 1-756, pls 1-50. , available online athttps://www.biodiversitylibrary.org/page/2004568[details]