basis of record: Lorenz F. (2005) Taxonomic notes on two poorly known species of Notocypraea (Gastropoda: Cypraeidae). Visaya 1(5):16-21. [details]
additional source: Lorenz F. & Hubert A. (2000) A guide to worldwide cowries. Edition 2. Hackenheim: Conchbooks. 584 pp. [details]
basis of record (from synonym): Petit R.E. (2009) George Brettingham Sowerby, I, II & III: their conchological publications and molluscan taxa. Zootaxa 2189: 1–218. [details] [view taxon]
Citation: Bouchet, P. (2013). Notocypraea declivis (G. B. Sowerby II, 1870). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=534637 on 2013-06-18