Xylena curvimacula
(Morrison, 1874)
Dot-and-Dash Swordgrass Moth, Swordgrass Moth
Xylena curvimacula is a noctuid found in North America, commonly known as the Dot-and-Dash Swordgrass Moth. It belongs to the Xylena, which includes that overwinter as and are among the earliest moths active in spring. The species was described by Morrison in 1874 and is assigned Hodges number 9874.
Pronunciation
How to pronounce Xylena curvimacula: //zɪˈliːnə ˌkɜːrviˈmækjʊlə//
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Identification
The specific epithet "curvimacula" (curved spot) refers to a diagnostic wing marking. The "Dot-and-Dash" describes the pattern of spots and lines on the forewings. Members of Xylena generally have robust bodies and cryptically patterned forewings that provide camouflage against bark and leaf litter.
Images
Distribution
North America, with records from Canada (Alberta, Manitoba, Saskatchewan) and the United States (Vermont).
Seasonality
are active in early spring; members of Xylena typically overwinter as adults and are among the first to appear after snowmelt.
Similar Taxa
- Xylena nuperaSimilar spring-flying Xylena with overlapping range; requires examination of genitalia or wing pattern details for definitive separation
- Xylena thoracicaAnother early-season Xylena ; distinguished by thoracic pattern and wing markings