New World, US to Argentina & Chile; in our area, all but 3 spp. are western, esp. diverse in CA & sw. US; C. cypris & C. dispar are widespread in e. US, C. edititius ranges east to MI-OH-TX(1)
Food
Reported as an external parasitoid of cocoons of Tiphiidae and Anthophoridae (Yeates 1997)
See Also
Hemipenthes has similar wing pattern that is less straight, more sinuate, plus dark hair on body. Poecilanthrax has no scales on the face.