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 Family TRUNCATELLIDAE microlena, Truncatella (ex Bourguignat ms.) [ Truncatella subcylindrica (Linnaeus, 1767) ] ( Figures 17N, O ) 1878c: 87 [XIX: 401]—as Truncatella truncatula var. minor = microlena— nomen nudum 1878b: 321 [XXI: 461]—available name Type material. MCZR –M–22933 —6 sh “ Truncatella microlena ” “ Alger ” Type locality. Described from coasts of Algeria . Remarks. Monterosato (1878c: 87) placed “ Truncatella microlena Bourguignat ms.” in the synonymy of T. truncatula (Draparnaus, 1811) . Recorded by MolluscaBase (2018) as a synonym of Truncatella subcylindrica (Linnaeus, 1767) . punctata, Truncatella [ Truncatella subcylindrica (Linnaeus, 1767) ] 1878b: 321 [XXI: 461]—available name Type material. Not found. Type locality. Not indicated. Coasts of Algeria : it is inferred from the title of the work. Remarks. Recorded by MolluscaBase (2018) as a synonym of Truncatella subcylindrica (Linnaeus, 1767) .