Bug FAQTheroa zethus
Theroa zethus · Order: Lepidoptera · Family: Notodontidae
No source yet on danger. We have no source yet on whether it bites, stings or damages anything.
Theroa zethus is found in North America. Its native range is North America.
Source: Wikipedia
Where it lives
It occurs in North America.
Source: Wikipedia
Where it comes from
It is native to North America.
Source: Wikipedia
Where it is found in the US
Recorded in 2 of 51 states and DC. Most records: Arizona, New Mexico.
AKMEVTNHWAIDMTNDMNILWIMINYRIMAORNVWYSDIAINOHPANJCTCAUTCONEMOKYWVVAMDDEAZNMKSARTNNCSCDCOKLAMSALGAHITXFL
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Months it is reported in the US
JFMAMJJASOND
Source: GBIF
More photos
Same family (Notodontidae)
White-dotted ProminentNadata gibbosa
Buff-tipPhalera bucephalaDamages trees, gardens or crops
Common Gluphisia MothGluphisia septentrionis
Pine Processionary-mothThaumetopoea pityocampaDamages trees, gardens or crops
Walnut Caterpillar MothDatana integerrimaDamages trees, gardens or crops
Saddled ProminentHeterocampa guttivittaDamages trees, gardens or cropsSources
- Wikipedia: https://en.wikipedia.org/wiki/Theroa_zethus
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-27 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-27.