Communal Humped Spider (Uloborus congregabillis) Family – Uloboridae.
Published April 18, 2010 | 
“This species builds small orb webs in colonies made up of many spiders covering a large area, with intertwining support threads. They feed on small insects and do not possess venom glands. They are distributed through N.S.W. and Victoria. Male body length 3mm, female 4-6mm . Humped spiders are well named; The hump of the abdomen is several times taller than the rest of the body”.
Reference; Honan, P. A Wild Australia Guide – Spiders.
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