Langessa
Munroe, 1972
black langessa moth
Species Guides
1- Langessa nomophilalis(black langessa moth)
Langessa is a of crambid in the Acentropinae, established by Munroe in 1972. The sole , Langessa nomophilalis (black langessa moth), occurs in the southeastern United States. are small moths with distinctive bronzy-brown forewings and patterned hindwings. Larvae are aquatic, feeding on submerged vegetation.
Pronunciation
How to pronounce Langessa: /læŋˈɡɛsə/
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Identification
The single in this can be recognized by its small size (wingspan 20–22 mm), bronzy-brown forewings with metallic reflection, and grey-brown hindwings bearing three black patches along the inner margin plus two faint white submarginal lines. No other Langessa species exist for comparison within the genus.
Habitat
Associated with aquatic environments where larval plants grow. occur in coastal plain of the southeastern United States.
Distribution
Southeastern United States: recorded from Alabama, Florida, and South Carolina.
Seasonality
active year-round; no specific peak season documented.
Diet
Larvae feed on aquatic plants; feeding habits not documented.
Ecological Role
Larval stage contributes to herbivory in freshwater aquatic plant .
Similar Taxa
- Acentropinae (subfamily)Other acentropine share aquatic larval habits; distinguished by the unique wing pattern combination of bronzy forewings and hindwings with three black marginal patches plus two white submarginal lines.
- Other small CrambidaeMany small crambids have plain or differently patterned wings; the specific pattern of black patches on grey-brown hindwings with bronzy forewings is diagnostic.