Genus Amphicosmus
Amphicosmus arizonicus
Slightly larger than vanduzeei, this species is uniquely marked with an obvious patch of black along the costa of otherwise hyaline wings. It is occasional in gardens and also frequents seep willow and buckwheat flowers in the wild.
Range: COCH, PIMA, STCR
Occurs: Mid-August to Early October
Amphicosmus vanduzeei
This small, uncommon species is attracted to Lepidium and Boerhaavia flowers as well as to puddles. The last two abdominal segments are black on an otherwise brick-red abdomen. It, and the previous species, are occasional at blacklight. Local populations were formerly dubbed arizonensis.
Range: COCH, PIMA, PNAL, STCR
Occurs: MId-July to Mid-September