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For Insects, Spiders & Their Kin
For the United States & Canada
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Species Helichus lithophilus

Long-Toed Water Beetle - Helichus lithophilus Dryopidae, ventral - Helichus lithophilus Helichus lithophilus (Germar) - Helichus lithophilus Elmid? - Helichus lithophilus Elmid - Helichus lithophilus Unknown Beetle - Helichus lithophilus Helichus - Helichus lithophilus Pennsylvania Beetle for ID - Helichus lithophilus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Elateriformia)
Superfamily Byrrhoidea
Family Dryopidae (Long-toed Water Beetles)
Genus Helichus
Species lithophilus (Helichus lithophilus)
Explanation of Names
Helichus lithophilus (Germar 1824)
lithophilus 'stone loving'
5.0‒5.5 mm(1)
e NA (QC‒FL to ON‒IA‒TX)(1)
Works Cited
1.Beetles of Eastern North America
Arthur V. Evans. 2014. Princeton University Press.