AppearanceA. parvula has three keels on the pronotum and the 3rd antennal segment is thickened at the base. The macropterous form is frequent. The 4th antennal segment is wider than the 3rd and the head bears two frontal processes (small projections arising between the antennae).
Length ~2 mm
HabitatFound amongst short moss, particularly on dry soils.
ReproductionThis species overwinters as an adult.
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