basis of record
Lorenz F. & Hubert A. (2000) A guide to worldwide cowries. Edition 2. Hackenheim: Conchbooks. 584 pp.
page(s): 115 [details]
additional source
Lorenz F. (2002) New worldwide cowries. Descriptions of new taxa and revisions of selected groups of living Cypraeidae (Mollusca: Gastropoda). <i>Schriften zur Malakozoologie aus dem Haus der Natur-Cismar</i> 20: 1-292, pls 1-40.
page(s): 251 [details]
source of synonymy
Bergonzoni M. (2013) The <i>Zonaria pyrum</i> complex. <i>Beautifulcowries Magazine</i> 3: 35-56. [details]
From editor or global species database
Taxonomy Lorenz (2002) states that "Along with petitiana, angelicae was formerly considered a subspecies of pyrum, which is found in the same area. Despite occasional intermediates between pyrum, angelicae and petitiana (variety "petiformis"), all three taxa seem to be valid." [details]