Drasteria biformata
Edwards, 1878
Drasteria biformata is a of owlet moth in the Erebidae. It was described by Edwards in 1878 and is known from the southwestern United States. The species is one of approximately 36 species in the Drasteria, which are characterized by their often striking color patterns and concealed brightly-colored hindwings used in startle defense.
Pronunciation
How to pronounce Drasteria biformata: /dræˈstɛɹiə ˌbaɪfɔɹˈmeɪtə/
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Identification
Available sources do not provide specific diagnostic features to distinguish D. biformata from . Members of Drasteria generally share the trait of brightly-colored hindwings concealed under cryptic forewings, but -level identification likely requires examination of genitalia or detailed pattern analysis not documented here.
Appearance
Wingspan 41–42 mm. Specific coloration and pattern details are not documented in available sources.
Distribution
Recorded from Arizona and California in the southwestern United States. GBIF confirms presence in North America.
Seasonality
have been recorded on wing in January and from April to August.
Similar Taxa
- Drasteria mirifica sharing the characteristic startle defense with brightly-colored hindwings; both occur in western North America and may be found at similar localities.
More Details
Taxonomic history
Originally described as Synedoida biformata by Edwards in 1878, later transferred to Drasteria.