Euchlaena mollisaria is a species of moth of the family Geometridae. It is found in North America, where it has been recorded from southern California to Colorado, north to Montana and British Columbia.[1]
The wingspan is about 46 mm. The wings are clay fawn, with a lighter median area and with scattered dark fawn striations, as well as a whitish apical spot.[2] Adults are on wing from May to September.[3]