|scientific name Bembidion punctatostriatum |
Confined to the banks of large rivers, where the soil consists of bare, often sand-mixed clay.
Adults of this species have been collected in May to July.
Member of the inaequale group (subgenus Bracteon). Largest species in the group, characterized by the braod base of the prothorax and the strong basal margin inside shoulders of elytra. Brassy, inner intervals of eltra, notably the 3rd, and often disc of prothorax, cupreous or purplish, silver spots greenish or golden; 1st antennal segment and tibiae more or less pale. Elytra with only faintest suggestion of transverse basal impression, 4th stria straight. Length 6.0 to 7.5 mm.
No information available.
Both larvae and adults are predatory.
This species rages across the northern United States, and most of Canada. In Alberta this species is found in the southern half.
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