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Trilobite roach female (Laxta granicollis) About 22mm long, very hard and flat and looking very trilobytish.<br /> Hiding under some firewood in an outer urban back yard.<br /> Also called &#039;Bark roaches&#039; these are also notable for their communal behaviour.<br /> Here&#039;s the male with wings <figure class="photo"><a href="https://www.jungledragon.com/image/37208/bark_cockroach_-male_laxta_granicollis.html" title="Bark Cockroach -Male (Laxta granicollis)"><img src="https://s3.amazonaws.com/media.jungledragon.com/images/2767/37208_thumb.jpg?AWSAccessKeyId=05GMT0V3GWVNE7GGM1R2&Expires=1759968010&Signature=729edz0dCjtFgBbOuitIluVRnhY%3D" width="200" height="150" alt="Bark Cockroach -Male (Laxta granicollis) An Australian native, this reddish brown very flat cockroach was about 25 mm long. The wings had a beautiful venation. The thoracic &quot;shield&quot; had a semi-lunar anterior margin which was slightly paler in colour.<br /> The females are wingless and look like trilobites. as can be seen here.<br /> http://www.jungledragon.com/image/37209/trilobite_roach_female_laxta_granicollis.html<br /> These cockroaches live in colonies and feed on wood fibre. Australia,Bark cockroach,Geotagged,Laxta granicollis,Spring" /></a></figure> Australia,Bark cockroach,Geotagged,Laxta granicollis,Spring Click/tap to enlarge

Trilobite roach female (Laxta granicollis)

About 22mm long, very hard and flat and looking very trilobytish.
Hiding under some firewood in an outer urban back yard.
Also called 'Bark roaches' these are also notable for their communal behaviour.
Here's the male with wings

Bark Cockroach -Male (Laxta granicollis) An Australian native, this reddish brown very flat cockroach was about 25 mm long. The wings had a beautiful venation. The thoracic "shield" had a semi-lunar anterior margin which was slightly paler in colour.<br /> The females are wingless and look like trilobites. as can be seen here.<br /> http://www.jungledragon.com/image/37209/trilobite_roach_female_laxta_granicollis.html<br /> These cockroaches live in colonies and feed on wood fibre. Australia,Bark cockroach,Geotagged,Laxta granicollis,Spring

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The Bark cockroach

"Laxta granicollis", the bark cockroach, is a species of Blaberidae that occurs in Australia. The female of this species lacks wings while the male is winged.

Info 8 0
Similar species: Cockroaches And Termites
Species identified by Mark Ridgway
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By Mark Ridgway

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Uploaded Mar 28, 2016. Captured Dec 22, 2014 00:14 in 12 Alexandra St, Upper Ferntree Gully VIC 3156, Australia.
country flag of Australia Explore Australia 13,072 4,173 3
  • DSC-HX30V
  • f/4.0
  • 1/50s
  • ISO100
  • 8.41mm