Comadia bertholdi, the lupine borer moth, is a moth in the family Cossidae. It is found in the United States, where it has been recorded from Washington, Colorado, Wyoming, Arizona, California, Nevada and New Mexico.
The length of the forewings is 13âÂÂ17 mm for males and 18âÂÂ19 mm for females. Adults have been recorded on wing from April to August.
The larvae feed on Lupinus species.