Psocomorpha

Psocomorpha is a suborder of barklice, booklice, and parasitic lice in the order Psocodea (formerly Psocoptera). There are more than 20 families and 5,300 described species in Psocomorpha.

Phylogeny
The below cladogram of Psocodea shows the position of Psocomorpha:

Fossil record
The oldest fossil record of the suborder is Burmesopsocus lienhardi from the mid-Cretaceous (early Cenomanian) Burmese amber, which is not assigned to any family.

Classification
Psocomorpha contains 6 infraorders and 26 families:


 * Archipsocetae
 * Archipsocidae Pearman, 1936 (ancient barklice)
 * Caeciliusetae
 * Amphipsocidae Pearman, 1936 (hairy-winged barklice)
 * Asiopsocidae Mockford & Garcia Aldrete, 1976
 * Caeciliusidae Mockford, 2000 (lizard barklice)
 * Dasydemellidae Mockford, 1978 (shaggy psocids)
 * Paracaeciliidae Mockford, 1989
 * Stenopsocidae Pearman, 1936 (narrow barklice)
 * Epipsocetae
 * Cladiopsocidae Smithers, 1972
 * Dolabellopsocidae Eertmoed, 1973
 * Epipsocidae Pearman, 1936 (elliptical barklice)
 * Ptiloneuridae Roesler, 1940
 * Spurostigmatidae Eertmoed, 1973
 * Homilopsocidea
 * Ectopsocidae Roesler, 1944 (outer barklice)
 * Elipsocidae Pearman, 1936 (damp barklice)
 * Lachesillidae Pearman, 1936 (fateful barklice)
 * Lesneiidae Schmidt & New, 2004
 * Mesopsocidae Pearman, 1936 (middle barklice)
 * Peripsocidae Roesler, 1944 (stout barklice)
 * Sabulopsocidae Schmidt & New, 2004
 * Philotarsetae
 * Philotarsidae Pearman, 1936 (loving barklice)
 * Pseudocaeciliidae Pearman, 1936 (false lizard barklice)
 * Trichopsocidae Pearman, 1936 (lash-faced psocids)
 * Psocetae
 * Hemipsocidae Pearman, 1936 (leaf litter barklice)
 * Myopsocidae Pearman, 1936 (mouse-like barklice)
 * Psilopsocidae Roesler, 1944
 * Psocidae Hagen, 1865 (common barklice)