Bug FAQFerguson's Epidromia Moth
Epidromia rotundata · Order: Lepidoptera · Family: Erebidae
The adult moth has a wingspan of about 40 to 45 mm. It lives in the United States from Georgia down to southern Florida, and is also recorded in Cuba and dry areas of Mexico’s Yucatán Peninsula and western coast. Adults are on the wing from April through September.
Source: Wikipedia
Size
Wingspan ranges from 40 to 45 mm.
Source: Wikipedia
When you see it
Adults fly from April to September.
Source: Wikipedia
Where it comes from
Also recorded in Cuba and in xeric habitats on Mexico’s Yucatán Peninsula and its west coast.
Source: Wikipedia
Where it is found in the US
Recorded in 6 of 51 states and DC. Most records: Florida, Texas, Alabama, Georgia, Mississippi, Louisiana.
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
Questions people ask
When are adult Ferguson's Epidromia moths active?
Adults are on the wing from April through September.
Source: Wikipedia
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/Epidromia_rotundata
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-26 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-26.