|scientific name Omophron americanum |
On bare sand or sand-mixed clay, usually at standing waters, sometimes quite small pools.
Adults have been collected in May to July.
Broad and rather flat. Reddish yellow, underside darker, brown; dark markings of upper surface (rarely metallic) varying in extension but on prothorax always reaching both front- and hind-margins, on elytra at least including the two inner intervals before apex; palest specimens occur in the west. Elytral striae deep with closely set punctures, intervals as a rule more convex than in the other species. Length 5.1 to 7.0 mm.
Overwinters in the adult stage.
Both larvae and adults are predatory.
This species ranges across most of United States and Canada, except British Columbia. In Alberta this species is only found in the southern one third.
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