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Arthropodaphylum
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Hexapodasubphylum
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Insectaclass
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Coleopteraorder
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Polyphagasuborder
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Staphyliniformiaseries
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Hydrophiloideasuperfamily
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Helophoridaefamily
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Helophorusgenus
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Rhopalohelophorussubgenus
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of the left panel species:
Helophorus (Rhopalohelophorus) nanus
J. Sturm, 1836
name status: valid name
BioMap ID: 1004434
taxon code: 748
taxonomy checked: YES
Gatunek rozmieszczony w środkowej i północnej Europie, gdzie w Szwecji dociera do skrajnych, północnych prowincji, a na kontynencie do wyższych partii górskich. W środkowej Europie w miarę posuwania się na południe coraz rzadziej spotykany. Występuje w wodach stojących, niekiedy w znacznej ilości.