Dusky Cockroach
Ectobius lapponicus
Appearance
- Adult males 9–11mm.
- Adult females 6–8mm.
- Body dark grey–brown except for dark male pronotum and female dark brown abdomen.
Lifecycle
- Egg cases, know as oothecae, are produced and carried by the female for one or two days between June and September.
- The oothecae overwinter on the ground and the nymphs hatch in the spring.
- The nymphs hibernate during the late stages of development to become adult in July.
- The adults die in September to October.
Habits
- The dusky cockroach is mainly ground–dwelling and favours scrub, grassland and woodland habitats.
- Males only fly in warm weather.