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Genus Brychius

Brychius hornii Crotch - Brychius hornii

Brychius pacificus Carr - Brychius pacificus

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Hexapoda (Hexapods)

Class Insecta (Insects)

Order Coleoptera (Beetles)

Suborder Adephaga

Family Haliplidae (Crawling Water Beetles)

Genus Brychius

Numbers

3 spp. in our area, 5 total(1)

Identification

Pronotum parallel-sided, at least for some distance from the base.

Key to nearctic species in "Revision of the Nearctic Haliplidae (Coleoptera)" (2021)

Range

holarctic; in NA, 2 spp. western and one (B. hungerfordi) restricted to MI & ON(1) where it is listed as endangered

Habitat

lotic, in erosional portions of streams

Works Cited

1.	Taxonomy, classification, reconstructed phylogeny and biogeography of nearctic species of Brychius ... Tonya Mousseau and Robert E. Roughley. 2007. The Coleopterists Bulletin, Vol. 61, No. 3, pp. 351-397.

Contributed by Brad Barnd on 23 August, 2010 - 3:43pm
Additional contributions by Robin McLeod, t.loh, v belov, mpintar
Last updated 14 June, 2021 - 12:11pm

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