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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Polyphaga » Series Staphyliniformia » Hydrophiloidea » Water Scavenger Beetles (Hydrophilidae) » Hydrophilinae » Berosini » Berosus » Berosus sayi
Photo#104531
Water Scavenger Beetle - Berosus sayi
Copyright © 2007 Stephen Luk

Water Scavenger Beetle - Berosus sayi
Guelph, Wellington, Ontario, Canada
April 20, 2007
Size: ~ 5 mm
Flipped over. Big, round eyes for a Hydrophilid...

*****

Berosus striatus. Keyed using Review of the family Hydrophilidae of Canada and Alaska (Coleoptera) (Smetana, 1988; Great Lakes Entomologist 28 (2), pp. 97-126).
This image offers a clear view of the metasternum, which is "distinctly trilobed posteriorly" according to the key - a distinguishing feature for the species.

Images of this individual: tag all
Water Scavenger Beetle - Berosus sayi Water Scavenger Beetle - Berosus sayi Water Scavenger Beetle - Berosus sayi Water Scavenger Beetle - Elytral Apex - Berosus sayi
Contributed by Stephen Luk on 21 April, 2007 - 9:06pm
Last updated 11 January, 2008 - 4:27am

Moved
Moved from Berosus.
… Cotinis, 11 January, 2008 - 4:27am

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