Ceratodalia is a genus of moths in the family Geometridae, containing only one species, Ceratodalia gueneata, which is found in western North America, ranging from British Columbia and Alberta to Colorado and California.
The wingspan is 23–24 mm. The forewings are brownish-gray, although paler along the costa and outer margin. The hindwings are slightly paler than forewing. Adults are on wing from July to August.
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