Black Cockroach

Platyzosteria novaeseelandiae

Appearance

•  20mm long
•  Wingless

Lifecycle

•  Females deposit the ootheca (egg case) containing 16 eggs a day after production.
•  Ootheca are cemented down and widely scattered.
•  Hatch in 1 - 2 months.
•  Nymphs take 2 - 4 months to develop into adults.

Habits

•  They live in leaf litter, under loose bark, in rotten wood, amongst stones on the ground.
•  They sometime enter the house particularly in very wet weather or after gardening clean up.