''Lacinipolia dimocki'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

in the family

Noctuidae The Noctuidae, commonly known as owlet moths, cutworms or armyworms, are a family of moths. They are considered the most controversial family in the superfamily Noctuoidea because many of the clades are constantly changing, along with the other f ...

. It is found on the eastern slope of the

Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered on ...

Coast Ranges to southern

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

. The length of the forewings is 14.2–15.8 mm for males and 13.8–16.9 mm for females. The forewing ground colour is pale grey, with the medial area pale grey brown. The antemedial and postmedial lines are incomplete or absent, when present then best developed toward the anal margin and fading out towards the costa, the antemedial line double, sometimes with slightly paler grey infill. The postmedial line double, often forming pale, indistinct crescent opposite claviform spot. The subterminal area with diffuse dark shading in subapical and anal areas, latter sometimes with a small white crescent. The basal dash is black and crisp and the orbicular spot slightly oblong to slightly kidney shaped, with an incomplete, thin black border and the interior slightly paler than the ground colour. The reniform spot with incomplete thin black border, the interior slightly paler than the ground colour, with indistinct, darker inner ring. The male hindwings are bright, slightly pearlescent white with the terminal third of the veins, and thin diffuse margin fuscous. The female hindwings are duller white overall with more extensive fuscous shading on the veins and marginal area. Adults have been recorded on wing from mid-August to late September. The larvae are probably ground-dwelling and polyphagous on herbaceous plants.

Etymology

The species is named in honour of Thomas E. Dimock for his contributions to the knowledge of southern California moths.Revision of the Lacinipolia vicina (Grote) complex (Noctuidae, Noctuinae, Eriopygini)
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References

Moths described in 2015 Eriopygini {{Eriopygini-stub