After Emig & Pardo, 2003- [“The BrachNet”], Williams, 2003, and Emig, Bitner & Álvarez, 2013

<==o Linguliformea Williams, Carlson, Brunton, Holmer & Popov, 1996
   |?- †Salanygolina Ushatinskaya, 1987 [Salanygolinidae Holmer et al., 2009]
   |?- †Setatella
   |?-o †Paterinata Williams, Carlson, Brunton, Holmer & Popov, 1996 [paraphyletic?]
   |  `--o †Paterinida Rowell, 1956
   |     `--o †Paterinoidea Schuchert, 1893
   |        |?-o †Paterinidae Schuchert, 1893
   |        |  |-- †Dictyonina
   |        |  |-- †Dictyonites
   |        |  |-- †Kolihium
   |        |  |-- †Lacunites
   |        |  |-- †Micromitra
   |        |  |-- †Paterina
   |        |  |-- †Wynnia
   |        |  `-- †Salanygonlina
   |        |?-o †Cryptotretidae Pelman, 1977
   |        |  |-- †Aldanotreta sunnaginensis Pelman, 1977
   |        |  |-- †Cryptotreta neguertchenensis Pelman, 1977
   |        |  |-- †Dzunarzina elenae Ushatinskaya, 1993 [=? Askepasma]
   |        |  `--o †Askepasma Laurie, 1986
   |        |     |-- †A. toddense Laurie, 1986
   |        |     |-- †A. transversalis
   |        |     `-- †A. saproconcha Topper, Holmer, Skovsted, Brock, Balthasar, Larsson, Petterson Stolk & Harper, 2013
   |        |-- †Mickwitzia occidens Walcott 1908 [Mickwitziidae Gorjansky, 1969]
   |        `-- †Tianzhushanellidae Bengtson et al., 1990
   `--o Lingulata Gorjansky & Popov, 1985 [incl. Paterinata Williams, Carlson, Brunton, Holmer & Popov, 1996]
      |-- †Cryptotretidae Pelman, 1977
      `--+-- †Paterinidae
         `--+--o †Siphonotretida Kuhn, 1949
            |  `--o †Siphonotretoidea Kutorga, 1848
            |     |--o †Siphonotretidae Kutorga, 1848
            |     |  `--o †Siphonobolus Havlícek, 1982
            |     |     `-- †S.? sp. [L.Ord. NA. (House Formation)] [Holmer, Popov, Streng & Miller, 2005]
            |     `--o †Schizamboniidae Havlícek, 1982
            |        `--o †Schizambon Walcott, 1884
            |           |-- †S. typicalis Walcott, 1884
            |           `-- †S. obtusus Holmer, Popov, Streng & Miller, 2005
            `--+-- †Eoobolidae
               `--+-- Lingulida Waagen, 1885 sensu stricto
                  `-- Acrotrenida Kuhn, 1949

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