Catocala andromache is a moth

Moth

A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...

 of the Noctuidae

Noctuidae

The Noctuidae or owlet moths are a family of robustly-built moths that includes more than 35,000 known species out of possibly 100,000 total, in more than 4,200 genera. They constitute the largest family in the Lepidoptera....

 family. It is found from southern California

California

California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

 to Arizona

Arizona

Arizona ; is a state located in the southwestern region of the United States. It is also part of the western United States and the mountain west. The capital and largest city is Phoenix...

.
Subspecies Catocala andromache benjamini has been elevated to species level and is now known as Catocala benjamini

Catocala benjamini

Benjamin's Underwing is a moth of the Noctuidae family. It is found in Arizona, Nevada, southern California and southern Utah.Catocala benjamini was formerly considered to be a subspecies of Catocala andromache....

.

The wingspan

Wingspan

The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...

 is 50–55 mm. Adults are on wing from June to July depending on the location. There is probably one generation per year.

The larvae feed on Quercus dumosa

Quercus dumosa

Quercus dumosa is a species of plant in the Fagaceae family. This tree goes by the common name Coastal sage scrub oak.-Distribution:Quercus dumosa is found in Mexico and the U.S. state of California. It is threatened by habitat loss...

, Quercus turbinella

Quercus turbinella

Quercus turbinella is a species of oak known by the common names Sonoran scrub oak and shrub live oak. It is native to northwestern Mexico and the southwestern United States from far eastern California to southwest Colorado, Rio Grande New Mexico, to west Texas.-Distribution:Quercus turbinella...

and Quercus wislizeni.

Subspecies

Catocala andromache wellsi, recorded from Central California, is now considered a synonym.