Bug FAQPink-patched Looper Moth
Eosphoropteryx thyatyroides · Order: Lepidoptera · Family: Noctuidae
Also called: Pinkpatched Looper Moth
The pink-patched looper moth, Eosphoropteryx thyatyroides, belongs to the Noctuidae family. Its wingspan measures about 31 to 38 mm.
Source: Wikipedia
Size
The moth’s wingspan ranges from 31 to 38 mm.
Source: Wikipedia
Where it lives
It occurs across much of North America, from eastern Canada down the Appalachians to Tennessee and North Carolina, and westward through Alberta, British Columbia, the Cascades to Oregon, and the Rockies to Idaho.
Source: Wikipedia
What it eats
Caterpillars feed on the plants Thalictrum dioicum and Thalictrum polygamum.
Source: Wikipedia
Where it is found in the US
Recorded in 29 of 51 states and DC. Most records: Ohio, Michigan, Pennsylvania, Vermont, Oregon, Washington, North Carolina, Massachusetts.
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 pink-patched looper moths active?
In Alberta they fly from July through August; in the Great Smoky Mountains they appear from June to early August and again in mid-October.
Source: Wikipedia
Same family (Noctuidae)
Ipsilon Dart MothAgrotis ipsilonDamages trees, gardens or crops
Fall Armyworm MothSpodoptera frugiperdaDamages trees, gardens or crops
Army Cutworm MothEuxoa auxiliarisDamages trees, gardens or crops
Large Yellow UnderwingNoctua pronubaDamages trees, gardens or crops
Silver ΥAutographa gamma
American DaggerAcronicta americanaCan irritate skinSources
- Wikipedia: https://en.wikipedia.org/wiki/Eosphoropteryx_thyatyroides
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.