Reticularia may refer to:Reticularia (protist) Bull., 1788, a genus of protists Reticularia Baumg., 1790, nom. illeg., synonym of Lobaria Reticularia (brachiopod) M'Coy, 1844, a genus of Paleozoic Brachiopoda Reticularia Carpenter, 1861, 1862, synonym of Foraminifera Reticularia M.O.P.Iyengar, 1975, nom. illeg., replaced by Ecballodictyon