Nemoria bistriaria
Hübner, 1818
Red-fringed Emerald, Two-striped Emerald
A small emerald moth with distinctive red or pinkish marginal banding on the wings. are active across much of North America from spring through fall, with multiple annually. Two are recognized, differing in distribution across eastern North America.
Pronunciation
How to pronounce Nemoria bistriaria: /nɛˈmɔriə bɪsˈtɹaɪəriə/
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Identification
Distinguished from other Nemoria by the combination of green forewings with two pale longitudinal stripes and red or pinkish fringes along the wing margins. Wingspan approximately 22 mm. The N. b. siccifolia occurs in more northerly and interior and may show reduced red marginal coloration.
Images
Distribution
Eastern and central North America from New Brunswick south to Florida, west to Texas and the Central Coast of California; north to Ontario and southern Quebec.
Seasonality
active March to October in southern portions of range; May to August in northern portions. At least two per year throughout range.
Similar Taxa
- Nemoria lixariaSimilar green coloration and striping pattern; distinguished by lack of red marginal fringes and different wing shape
- Nemoria darwiniataOverlaps in range and ; lacks the distinctive red wing margins of N. bistriaria