Entoma
Agapanthia amurensis, Agapanthia amurensis, plate

Longhorn beetles

Agapanthia amurensis

Unlike its close relative Agapanthia pilicornis, this longhorn beetle has plain, unbanded antennae and a paler body, the easiest way to tell the two apart in the field.

WhereMeadows and forest edges, East Asia
Size11 to 17 mm body length
WhenApril to August

A slender longhorn beetle with a pale body and long, evenly coloured antennae lacking the dark banding seen in some related species.

Adults are found on meadow and forest edge plants such as asters and milkvetch from late spring into late summer, across a range stretching from the Russian Far East and Korea to Mongolia, northeastern China and Japan.

Traits

Habitat

Grassland

Colour

Brown

Active

Day

To people

Not known to bite or sting; it is usually seen resting quietly on its host plants.

Activity through the year

Often confused with

Agapanthia pilicornisnot in guide
Agapanthia pilicornis

A close relative with irregularly banded, variegated antennae and a darker body, unlike the plain antennae and paler colouring of this species.

Questions

Is Agapanthia amurensis dangerous to people?

Not known to bite or sting; it is usually seen resting quietly on its host plants.

When can you see Agapanthia amurensis?

Agapanthia amurensis can be seen from April to August, by day.

Plate retouched from a photo by Kim, Hyun-tae, CC BY 4.0, iNaturalist Licence

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Last updated 2026-09-27. Every entry is checked against published sources.