First report of the darkling beetle, Opatroides punctulatus Brullé, 1832 (Coleoptera, Tenebrionidae) in Idaho, USA, an expanding adventive species in the Pacific Northwest

First report of the darkling beetle, Opatroides punctulatus Brullé, 1832 (Coleoptera, Tenebrionidae) in Idaho, USA, an expanding adventive species in the Pacific Northwest

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Opatroides punctulatus Brullé, usc trojans snapback hat 1832 is a detritivore tenebrionid beetle native to the Old World that was detected in the United States over 20 years ago.It is well adapted to Mediterranean climates between 30°N and 45°N, characterized by hot, dry summers and cool, wet winters.We confirm the presence of this species read more in south‑west Idaho.This work expands its distribution range >500 km northeast from the previous report.

Opatroides punctulatus could become a common pest and even displace native Tenebrionidae species.