Catalogue of the primary types of marine molluscan taxa described by Tommaso Allery Di Maria, Marquis of Monterosato, deposited in the Museo Civico di Zoologia, Roma Author Appolloni, Massimo Author Smriglio, Carlo Author Amati, Bruno Author Lugliè, Lorenzo Author Nofroni, Italo Author Tringali, Lionello P. Author Mariottini, Paolo Author Oliverio, Marco text Zootaxa 2018 2018-09-14 4477 1 1 138 journal article 29178 10.11646/zootaxa.4477.1.1 5846b72f-37ca-4033-af93-c20fb297add9 1175-5326 1454652 5A6191BD-03BA-4374-B779-B3E73652BC7C indistincta , Pleurotoma [ Mangelia striolata Risso, 1826 ] ( Figures 22C, D ) 1875b: 43 [XIII: 269]—available name Type material. MCZR –M–16855 —2 sh “Bollet. malac. 1869 t . IV, f. 1 M. Appeliusiana Monts Mar Toscano ” “ Mar Toscano ( Paulucci e Appelius )”// 2 sh “ M. indistincta di Grecia (d. Coniminos )[sic!]” “Bull. mal. 1869 t . IV, f. 1.”. Type locality. Unspecified Mediterranean localities; off Tuscany ( M. caerulea sensu Appelius, 1869 : pl. 4 fig. 1). Remarks. Name proposed for Mangelia caerulans Philippi, 1844 , sensu Appelius, 1869 considered as a distinct species. Recorded by MolluscaBase (2018) as Mangelia indistincta (Monterosato, 1875) . It is rather a synonym of Mangelia striolata Risso, 1826 (= Mangelia bertrandii ( Payraudeau, 1826 ) ; see Spada & Della Bella, 2010 ). [new synonymy]