Bug FAQYellow Shell Moth
Camptogramma bilineata · Order: Lepidoptera · Family: Geometridae
Also called: Yellow Shell
The Yellow Shell Moth’s wingspan is about 20 to 25 mm. Its wings are yellow to ochre brown with several white or brown serrated crossbars and a black wavy margin. Adults fly from June to August and the caterpillars feed on low-growing plants such as chickweed and sorrel.
Source: Wikipedia
How to recognize it
The fore- and hind-wings are yellow to ochre brown and show three or four white or brown serrated crossbars, often edged in black, with a black wavy wing margin.
Source: Wikipedia
Size
Wingspan ranges from 20 to 25 mm.
Source: Wikipedia
Where it lives
It occurs in many habitats, from forests to open land, wet or dry sites, especially on herbaceous forest edges, up to about 1,600 m in the Alps.
Source: Wikipedia
Life cycle
Adults are on the wing from June through August.
Source: Wikipedia
When you see it
Flight period is June to August.
Source: Wikipedia
Where it comes from
Found across Europe and eastward through the Palearctic to the Altai Mountains.
Source: Wikipedia
Same family (Geometridae)
Willow BeautyPeribatodes rhomboidaria
Pale BeautyCampaea perlataDamages trees, gardens or crops
Large Lace-border MothScopula limboundataDamages trees, gardens or crops
Riband WaveIdaea aversata
Large Maple Spanworm MothProchoerodes lineolaDamages trees, gardens or crops
Common Carpet MothEpirrhoe alternataSources
- Wikipedia: https://en.wikipedia.org/wiki/Camptogramma_bilineata
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-22 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-22.