Bug FAQFaint-spotted Angle
Digrammia ocellinata · Order: Lepidoptera · Family: Geometridae
Also called: locust looper, Faint-spotted Angle Moth
The faint-spotted angle is a moth in the Geometridae family, known scientifically as Digrammia ocellinata. Its wingspan measures about 21 to 27 mm and adults fly from April through October. The caterpillars feed on the leaves of black locust and honey locust trees.
Source: Wikipedia
How to recognize it
Digrammia ocellinata, called the faint-spotted angle or locust looper, belongs to the Geometridae family.
Source: Wikipedia
Size
The moth’s wingspan ranges from 21 to 27 mm.
Source: Wikipedia
Where it lives
It lives in the eastern United States as well as parts of eastern Canada.
Source: Wikipedia
What it eats
Larvae eat the leaves of Robinia pseudoacacia (black locust) and Gleditsia triacanthos (honey locust).
Source: Wikipedia
When you see it
Adults are active from April through October.
Source: Wikipedia
Where it comes from
Its native range includes the eastern United States, Quebec, and Ontario.
Source: Wikipedia
Where it is found in the US
Recorded in 39 of 51 states and DC. Most records: Pennsylvania, Michigan, Virginia, Maryland, New York, Ohio, Oklahoma, North Carolina.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
When are adult faint-spotted angles seen?
Adults are on the wing from April to October.
Source: Wikipedia
What do the caterpillars eat?
The larvae feed on the leaves of black locust and honey locust trees.
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
Yellow Shell MothCamptogramma bilineata
Large Maple Spanworm MothProchoerodes lineolaDamages trees, gardens or cropsSources
- Wikipedia: https://en.wikipedia.org/wiki/Digrammia_ocellinata
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-23 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-23.