MolluscaBase name details
original description
(of Astralium (Cyclocantha) gilchristi G. B. Sowerby III, 1903) Sowerby, G. B. III. (1903). Mollusca of South Africa. <em>Marine Investigations in South Africa.</em> 2(3): 213-232, pls 3-5., available online at https://biodiversitylibrary.org/page/6427920
page(s): 221, pl. 5, fig. 6. [details]
basis of record
Petit, R. E. (2009). George Brettingham Sowerby, I, II & III: their conchological publications and molluscan taxa. <em>Zootaxa.</em> 2189: 1–218., available online at http://www.mapress.com/zootaxa/2009/f/z02189p218f.pdf [details]
source of synonymy
Beu, A. G.; Ponder, W. F. (1979). A revision of the species of <i>Bolma</i> Risso, 1826 (Gastropoda: Turbinidae). <em>Records of the Australian Museum.</em> 32(1): 1-68., available online at https://media.australian.museum/media/Uploads/Journals/17534/201_complete.pdf [details]