These beetles are classified as leaf beetles. This leaf beetle is very easy to find when the rain has stopped and in the afternoon. because in the rainy season this leaf beetle breeding period.

Scientists say by name "Agelastica alni" because they are grouped in leaf beetles. Beetles have a metallic blue color and are found in Europe.

Agelastica alni, the alder leaf beetle, is a species of leaf beetle (Chrysomelidae) in the genus Agelastica. Agelastica alni spread across Europe, the Caucasus, Siberia, northeastern Kazakhstan, and in the 19th century it was introduced to the United States.Wikipedia : Agelastica_alni-source

Scientists classify the morphology of Agelastica alni clearly that:.

Morphology: Approximately 6-7 mm long, black or metallic blue. Larvae are black. Has a long tentacle shape and metallic or metallic blue. Soft body. Elytra soft, slender femora. Jagged nails.Wikipedia : Agelastica_alni-source

Reference:

Wikipedia : Agelastica_alni-source

CAMERA INFORMATION

Photos	: Taken By @sward
Smartphone Camera	: Redmi Note 4 Adding Macro Lens
Metering Mode	: Spot
Editing Process	: Windows Photos Editor 10.0.1
Category Photo	: Insects Photography
Location	: Lhokseumawe, Aceh-Indonesia

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All the photos above, I took using the Smartphone Camera "Xiaomi Redmi Note 4 + by adding a macro lens".

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