Corydiinae is a subfamily of the order Blattodea (cockroaches). Many are known as sand cockroaches. The subfamily, comprising about 20 genera, contains half the genera in Corydiidae. One prominent species is the desert cockroach, Arenivaga investigata.
Genera The Cockroach Species File lists: Anisogamia Saussure, 1893 Arenivaga Rehn, 1903 Austropolyphaga Mackerras, 1968 Eremoblatta Rehn, 1903 Ergaula Walker, 1868 Eucorydia Hebard, 1929 Eupolyphaga Chopard, 1929 Hemelytroblatta Chopard, 1929 Heterogamisca Bey-Bienko, 1950 Heterogamodes Chopard, 1929 Homoeogamia Burmeister, 1838 Hypercompsa Saussure, 1864 Leiopteroblatta Chopard, 1969 Mononychoblatta Chopard, 1929 Nymphrytria Shelford, 1911 Polyphaga Brullé, 1835 Polyphagina Chopard, 1929 Polyphagoides Mackerras, 1968 Therea Billberg, 1820
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