Wood Cockroach, Platyzosteria melanaria , Adult Female
Early August 2008
Hobart
Identification thanks to David Rentz
Early January 2011
Rocky Cape National Park
This cockroach had been paralysed and was being dragged at high speed across the sand to the nest of this wasp. The wasp would be using the cockroach as a food source for its larvae.
. 
Early June 2009
Hobart
Mid September 2012
Rocky Cape National Park
Mid September 2012
Rocky Cape National Park
Displaying the milky coating at the abdominal tip that Rentz (2014) suggests is possibly a deterrent to predators (Rentz 2014).
Early July 2013
“Woodvine” near Forcett
Under a log
Mid July 2013
“Chauncy Vale”, Bagdad
Mid September 2014
Hobart
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Early October 2019
Bridport
Early July 2021
Musselroe Bay
With marine slaters, earwigs and tenebrionid beetles under a log.
Nymph?
Mid July 2016
Central Castra (ish)
In the mudguts of fallen wood
Late July 2016
Knocklofty Reserve, Hobart
Nymph with cloudy secretion
Late April 2017
Lake St Clair
Under wood.
Late April 2017
Lake St Clair
Under wood.
Late August 2021
Richmond
Likely to be Playzosteria ootheca due to the large number of adults under the same log.
Late April 2017
Lake St Clair
Reference