Hellinsia eros 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 Pterophoridae family. It is found in 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...

 and 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...

 (including the type location, Mohave County).

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 14-17.5 mm. The head and thorax are white, the former with some grey-brown scales above and in front and the latter with a cluster of blackish-brown scales behind. The abdomen is mostly white but with a few gray-brown scales. The posterior margins of the segments have some paired dorsal dots. The antennae are white with grey-brown dots above. The palpi are white with scattered grey-brown scales, especially on the sides. The legs are mostly white. The forewings are whitish with gray-brown irroration and spots. The hindwings are light brownish grey.

Adults have been recorded in September.