Thyrocopa

Thyrocopa is a genus of moths in the family Xyloryctidae endemic to Hawaii. The taxon has approximately forty species, including some flightless species.

==Adults== Although some Agrotis species occur at very high altitudes in Hawaii and female Agrotis from New Zealand are sometimes brachypterous, brachyptery in both sexes of Lepidoptera species is rare and is usually limited to wind-battered habitats, often southern oceanic islands and sparsely vegetated areas where the moths locomote by jumping. Thyrocopa includes the only species of flightless alpine moth in the Hawaiian Islands.