Bug FAQComplex Fan-foot
Zanclognatha protumnusalis · Order: Lepidoptera · Family: Erebidae
Also called: Complex Fanfoot, Conifer Zanclognatha Moth
The complex fan-foot has a wingspan of about 25 mm (0.98 in) and lives from southern Canada to Florida and Texas. Adults are on the wing from July to September, with one generation in the north and multiple broods farther south.
Source: Wikipedia
Size
The wingspan is about 25 mm (0.98 in).
Source: Wikipedia
Where it lives
It occurs from southern Canada down to Florida and Texas.
Source: Wikipedia
Life cycle
In the north there is one generation per year; New Jersey may have a partial second generation, and the south can produce two or more broods.
Source: Wikipedia
When you see it
Adults are active from July through September.
Source: Wikipedia
Where it comes from
It is native to an area that stretches from southern Canada to Florida and Texas.
Source: Wikipedia
Where it is found in the US
Recorded in 31 of 51 states and DC. Most records: Massachusetts, Vermont, New York, Connecticut, Maine, Maryland, Virginia, Michigan.
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
Questions people ask
When are adult complex fan-foot moths active?
Adults are on the wing from July to 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/Zanclognatha_protumnusalis
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.