Corydiidae

Corydiidae, previously known as Polyphagidae, is a family of the order Blattodea (cockroaches). Many are known as sand cockroaches. The family is divided into five subfamilies, comprising some 40 genera. One prominent species is the desert cockroach, Arenivaga investigata.

Corydiinae
Selected genera:
 * Anisogamia
 * Arenivaga
 * Eremoblatta
 * Eucorydia
 * Hemelytroblatta
 * Polyphaga
 * Therea

Latindiinae

 * 1) Buboblatta Hebard, 1920
 * 2) Bucolion Rehn, 1932 :  Bucolion stygius
 * 3) Compsodes Hebard, 1917
 * 4) Gapudipentax Lucañas, 2018
 * 5) Latindia Stål, 1860
 * 6) Melestora Stål, 1860
 * 7) Myrmecoblatta Mann, 1914
 * 8) Paralatindia Saussure, 1868
 * 9) Sinolatindia Qiu, Che & Wang, 2016
 * 10) Stenoblatta Walker, 1868

Tiviinae

 * 1) Simblerastes Rehn & Hebard, 1927
 * 2) Sphecophila Shelford, 1907
 * 3) Tivia Walker, 1869

Other

 * subfamily Euthyrrhaphinae Handlirsch, 1925
 * 1) Euthyrrhapha Burmeister, 1838
 * subfamily Holocompsinae
 * 1) Holocompsa Burmeister, 1838
 * 2) †Sajda Vrsansky, 2021
 * Incertae sedis
 * 1) †Afrophaga Vrsansky, 2021
 * 2) Anacompsa Shelford, 1910
 * 3) Ctenoneura Hanitsch, 1925
 * 4) †Fragosublatta Chen, Shih & Ren, 2021
 * 5) Homopteroidea Shelford, 1906
 * 6) Ipisoma Bolívar, 1893
 * 7) Ipolatta Karny, 1914
 * 8) Melyroidea Shelford, 1912
 * 9) †Nodosigalea Li & Huang, 2018
 * 10) Oulopteryx Hebard, 1921
 * 11) Pholadoblatta Rehn & Hebard, 1927
 * 12) Zetha Shelford, 1913
 * Extinct genera
 * †Bimodala Šmídová, 2019 Burmese amber, Myanmar, Cenomanian
 * †Cretaholocompsa Martínez-Delclòs, 1993 la Pedrera de Rubies Formation, Spain, Barremian
 * †Fragosublatta Chen et al., 2021 Burmese amber, Myanmar, Cenomanian
 * †Magniocula Qiu et al., 2019 Burmese amber, Myanmar, Cenomanian
 * †Nodosigalea Li & Huang, 2018 Burmese amber, Myanmar, Cenomanian
 * †Spinka Vršanský et al., 2019 Burmese amber, Myanmar, Cenomanian