Aposthonia Web Spinner vs Ash Bark Weevil

Side-by-side species comparison

Attribute Aposthonia Web Spinner Ash Bark Weevil
Scientific Name Aposthonia ceylonica Magdalis armigera
Order Embioptera Coleoptera
Family Oligotomidae Curculionidae
Size 7.0-11.0 mm 3-5 mm
Habitat Woodlands Hedgerows
Diet Gall Makers Gall Makers
Regions Asia Europe
Conservation Not Evaluated Least Concern

Aposthonia Web Spinner

A web spinner from Sri Lanka and southern India found under bark and stones. It lives in communal silk galleries with multiple females.

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Did You Know?

Multiple females share interconnected silk galleries but each maintains her own brood chamber within the communal web.

Ash Bark Weevil

A small black weevil that breeds under the bark of ash trees. Larvae create winding galleries in the cambium. Has become more noticed with ash dieback disease.

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Did You Know?

Often colonizes ash trees already weakened by ash dieback disease, accelerating their decline.