Prorella opinata explained

Prorella opinata is a moth in the family Geometridae first described by Pearsall in 1909. It is found in the US states of Colorado, California, Arizona, New Mexico and Utah.

The wingspan is about 14 mm. Adults are small and gray. ^[1] Adults have been recorded on wing in May and from July to October.

Notes and References

1. McDunnough . James H. . James Halliday McDunnough . 1949 . Revision of the North American species of the genus Eupithecia (Lepidoptera, Geometridae) . Bulletin of the American Museum of Natural History . 93 . 533–728.