Bug FAQLouisiana Owlet
Macrochilo louisiana · Order: Lepidoptera · Family: Erebidae
Also called: Louisiana Macrochilo, Louisiana Macrochilo Moth, Louisiana Snout Moth
The Louisiana Owlet has a wingspan of about 20 to 27 mm. It lives across North America, from eastern Canada and the northeastern US down to Florida and west to Texas and up to Alberta. Adults are active from June through September in northern areas and as early as February in the southern part of its range.
Source: Wikipedia
Size
Wingspan ranges from 20 mm to 27 mm.
Source: Wikipedia
When you see it
Adults fly from June to September in northern regions and from February in southern regions.
Source: Wikipedia
Where it is found in the US
Recorded in 31 of 51 states and DC. Most records: Massachusetts, Wisconsin, Florida, New York, Texas, Ohio, North Carolina, Minnesota.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in United States; native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Same family (Erebidae)
Spongy MothLymantria disparDamages trees, gardens or crops
Fall Webworm MothHyphantria cuneaDamages trees, gardens or crops
Brown-tail MothEuproctis chrysorrhoeaCan irritate skin
Isabella Tiger MothPyrrharctia isabella
Virginian Tiger MothSpilosoma virginicaCan irritate skin
Salt Marsh MothEstigmene acreaDamages trees, gardens or cropsSources
- Wikipedia: https://en.wikipedia.org/wiki/Macrochilo_louisiana
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-25 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-25.