|scientific name Omophron robustum |
On sandy lake shores.
Adults were collected in May.
At once separated from the other Canadian species of Omophron by the 14-striated elytra and the presence of only one seta on the metacoxa. Pale yellowish, underside more reddish, markings of upper surface with metallic lustre except in the west; head with M-shaped pale area, prothorax with transverse dark spot on disc not or barely touching front- and hind-margin, elytral pattern as in tesselatum. Length 5.2 to 6.9 mm.
Overwinters in the adult stage.
Both larvae and adults are predatory.
Found in the central plains of the United States; within Canada, only recorded from Alberta and Ontario. In Alberta, this species is only known from Chappice Lake, in the south east.
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