Tetragnatha sp. (genus)

Long-jawed spider at Paddys River, ACT

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Tetragnatha sp. (genus) KimPullen 13 Jan 2018
Cheiracanthium sp. (genus) KenT 13 Jan 2018

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2 comments

   14 Jan 2018
Thanks Kim, is the obvious difference between these two long-jawed genera at the end of the abdomen or is there something else to look out for?
   14 Jan 2018
Ken, Tetragnatha males are more elongate in the body and especially the legs, with the abdomen parallel-sided. They make an orb web. The male Cheiracanthium gracile at http://www.arachne.org.au/01_cms/details.asp?ID=2573 could be mistaken for a Tetragnatha but is not as elongate. The long-jawed Clubiona sp. (related to Cheiracanthium) at http://www.arachne.org.au/01_cms/details.asp?ID=2575 has parallel jaws. Clubionidae are hunters, they do not use a web to catch prey. Regards, Kim.

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Location information

Sighting information

  • 1 Abundance
  • 11 Jan 2018 08:43 AM Recorded on
  • KenT Recorded by
  • 12mm to 25mm Animal size

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