Numanami H. (1996) Taxonomic study on Antarctic gastropods collected by Japanese Antarctic Research Expeditions. <i>Memoirs of National Institute of Polar Research</i>, Series E, 39: 1-245. [September 1996] page(s): 73, Figs. 45A-C [details]
MolluscaBase eds. (2025). MolluscaBase. Powellisetia ponderi Numanami, 1996. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=197383 on 2025-03-27
original descriptionNumanami H. (1996) Taxonomic study on Antarctic gastropods collected by Japanese Antarctic Research Expeditions. <i>Memoirs of National Institute of Polar Research</i>, Series E, 39: 1-245. [September 1996] page(s): 73, Figs. 45A-C [details]
basis of recordEngl, W. (2012). <i>Shells of Antarctica</i>. Hackenheim: Conchbooks. 402 pp. [details]