A small sample of eastern Washington moths:

Riding's forester moth
Alypia ridingsi at Escure Ranch, May

Ornate tiger moth
Grammia ornata, Lake Roosevelt in May

Western sheep moths (elegant day moths) mating
Hemileuca eglanterina, July

Clark's day sphinx moth, Proserpinus clarkiae - June

Snowberry sphinx moth, May

Wild cherry sphinx moth
Sphinx drupiferarum, May

White-lined sphinx moth
Hyles lineata, August

Bluish spring moth
Genus Lomographa, May

Divergent owlet or underwing moth
Synedoida divergens, nectaring on cryptantha, May

Forage looper moth
Caenurgina erechtea, July

Synaxis moth, August

Ochre owlet or underwing moth
Synedoida ochracea, May

Emerald moth, Chlorosea nevadaria

Dingy cutworm moth, September
Feltia jaculifera