Ectobius lapponicusEctobius lapponicus, also known as the dusky cockroach, is a species of cockroach found in Europe, northern Asia, the northeastern United States, and southeastern Canada.DistributionThe distribution range of Ectobius lapponicus includes Europe, Northern Asia, the northeastern United States, and southeastern Canada. Once thought to have emerged in Europe, recent discoveries indicate the genus originated in North America. The first recorded sightings in North America were in 1984.