additional source
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]
subsequent type designation
Breure, A. S. H. & Ablett, J. D. (2015). Annotated type catalogue of the Megaspiridae, Orthalicidae, and Simpulopsidae (Mollusca, Gastropoda, Orthalicoidea) in the Natural History Museum, London. <em>ZooKeys.</em> 470: 17-143., available online at https://doi.org/10.3897/zookeys.470.8548
page(s): 47 [details] Available for editors [request]
From editor or global species database