''Carpophilus ligneus'' is a species of

sap-feeding beetle The sap beetles, also known as Nitidulidae, are a family of beetles. They are small (2–6 mm) ovoid, usually dull-coloured beetles, with knobbed antennae. Some have red or yellow spots or bands. They feed mainly on decaying vegetable matt ...

in the family Nitidulidae. It is found in Europe and Northern Asia (excluding China).

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Further reading