Phylum Brachiopoda Duméril, 1806 - brachiopods
   Subphylum Linguliformea Williams et al., 1996
     Class Lingulata Gorjansky & Popov, 1985
       Order Lingulida Waagen, 1885
         Superfamily Linguloidea Menke, 1828
           01 Family Lingulidae Menke, 1828
           02 Family †Pseudolingulidae Holmer, 1991
           03 Family †Obolidae King, 1846
           04 Family †Eoobolidae Holmer et al., 1996
           05 Family †Zhanatellidae Koneva, 1986
           06 Family †Elkaniidae Walcott & Schuchert, 1908
           07 Family †Aulonotretidae Williams et al., 2000
           08 Family †Lingulellotretidae Koneva & Popov, 1983
           09 Family †Lingulasmatidae Winchell & Schuchert, 1893
           10 Family †Paterulidae Cooper, 1956
           11 Family †Dysoristidae Popov & Ushatinskaya, 1992