After Parker, 1982, “The Tree of Life”, Lienhard, 2002, and Grimaldi & Engel, 2005

<==o Psocetae
   |-- Psocidae [incl. Thyrsophoridae]
   |--o Psilopsocidae
   |  `-- Psilopsocus Enderlein, 1903
   `--o Myopsocidae
      |?- †Myopsocidae gen. et sp. indet.; Tert. SWNAm.
      |-- Lichenomima Enderlein, 1910
      |-- Lophopterygella Enderlein, 1907
      |-- Mouldsia Smithers, 1978
      |-- Myopsocus Hagen, 1866
      `-- Smithersia Thornton, 1992

Reference(s):