Hellinsia serenus
Hellinsia serenus is a moth of the family Pterophoridae. It is found in Arizona, Utah and California. The wingspan is 23–35 mm. The head is cream-white between the antennae, elsewhere more or less brownish. The antennae are white and the palpi are whitish. The thorax and abdomen are pale yellowish, the latter with two subdorsal pure white stripes and a slender brown dorsal stripe. The forewings are whitish to creamy or yellowish on the inner margin, blending into a deeper dull yellowish colour suffused with a light grey-brown shade in the costal region. The fringes are concolorous. The hindwings and fringes grey brown, usually contrastingly dark but occasionally rather light in colour. Taxonomy
Hellinsia serenus is treated as a synonym of Hellinsia balanotes by some authors. References

serenus
Moths of North America
Fauna of California
Fauna of the Western United States
Moths described in 1913