Bug FAQDimorphic Leafcutter Moth
Neargyractis slossonalis · Order: Lepidoptera · Family: Crambidae
Also called: Dimorphoc Leafcutter
The adult moth has a wingspan of about 13 mm. It occurs in Cuba and the southeastern United States, including Alabama, Florida, South Carolina, Georgia and Mississippi. Adults can be seen flying throughout the entire year.
Source: Wikipedia
Size
Wingspan is roughly 13 mm.
Source: Wikipedia
When you see it
Adults are on the wing year-round.
Source: Wikipedia
Where it comes from
Found in Cuba and the southeastern U.S. (Alabama, Florida, South Carolina, Georgia, Mississippi).
Source: Wikipedia
Where it is found in the US
Recorded in 11 of 51 states and DC. Most records: Florida, Georgia, Alabama, Kentucky, New York, Massachusetts, Mississippi, New Jersey.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Months it is reported in the US
Source: GBIF
More photos
Same family (Crambidae)
Box Tree MothCydalima perspectalisDamages trees, gardens or crops
Celery Leaftier MothUdea rubigalis
Elegant Grass-veneerMicrocrambus elegans
Hawaiian Beet Webworm MothSpoladea recurvalisDamages trees, gardens or crops
Garden Grass-veneerChrysoteuchia culmellaDamages trees, gardens or crops
Bluegrass Webworm MothParapediasia teterrellusDamages trees, gardens or cropsSources
- Wikipedia: https://en.wikipedia.org/wiki/Neargyractis_slossonalis
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-29 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-29.