Common Idia

Idia aemula

''Idia aemula'', the common idia, powdered snout or waved tabby, is a litter moth of the family Erebidae. It is found from Canada south to Florida and Texas. It has been reported in the Palearctic. In North America, adults are on wing from May to October in the north and from April to November in the south. There are two to three generations per year.
Common Idia - Idia aemula TL: ~12 mm. FW is grayish brown and peppered with darker scales. Lines are heaviest near costa. Orbicular and reniform spots are yellow. Pale yellow ST line. Hosts: Dead leaves and coniferous foliage. Status: common.

Habitat: Attracted to a 395 nm LED light in a rural area

2020(71) Common Idia. wavy tabby,Geotagged,Idia,Idia aemula,Summer,United States,moth,powdered snout

Appearance

The ground colour of both wings is medium grey. The basal, antemedial, postmedial lines are darker and thin. There is a more diffuse median line and sometimes a median shade. A pale subterminal line is preceded by a dark shade. The reniform spot is large and pale or warm ochre to orange brown. The hindwing has several wavy light and dark lines and a dark discal spot. The wingspan is 20–30 mm.
Common Idia Moth (Idia aemula) At a 365 + 395 UV light setup at a mixed forest edge.
 Common Idia,Geotagged,Idia aemula,Moth Week 2021,Summer,United States

Naming

The species was first described by Jacob Hübner in 1813.
Common Idia - Idia aemula TL: ~12 mm. FW is grayish brown and peppered with darker scales. Lines are heaviest near costa. Orbicular and reniform spots are yellow. Pale yellow ST line. Hosts: Dead leaves and coniferous foliage. Status: common.

Habitat: Attracted to a 365+395 nm LED light in a rural area

2021(d) Common Idia,Erebidae,Geotagged,Idia,Idia aemula,Moth Week 2021,Summer,United States,moth

Food

The larvae feed on dead leaves.

References:

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Taxonomy
KingdomAnimalia
DivisionArthropoda
ClassInsecta
OrderLepidoptera
FamilyErebidae
GenusIdia
SpeciesI. aemula