Argiope trifasciata

Banded orb weaver at Monash, ACT

Argiope trifasciata at Monash, ACT - 11 Feb 2023
Argiope trifasciata at Monash, ACT - 11 Feb 2023
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Identification history

Argiope trifasciata 13 Feb 2023 EmmaCollins
Unidentified 13 Feb 2023 ExcitedEcologist

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User's notes

This spider was in Monash grasslands and measured 80mm (from tip of leg to tip of leg). There was a vertical zig zag pattern in the web.

2 comments

EmmaCollins wrote:
   13 Feb 2023
This is a female Argiope trifasciata - Banded orb-weaver.
A relative of the St. Andrews Cross spider (Argiope keyserlingi).
The zig-zag is made out of a substance called "Stabilimentum".
   13 Feb 2023
Thank you! She is a real beauty! What is the function of the stabilimentum in the web?

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