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Phoroncidia spider.

Theridiidae, Phoroncidia tricuspidata

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-25.3667, -49.5167

Field Notes

Notes:

I thought this was a Micrathena spider, but in the pictures I saw Micrathenas have allways an even number of spikes, and this one has three...

Species ID Suggestions

Micrathena sp.
bayucca
1

Comments (10)
Sergio Monteiro
bayucca, here you'll find info about this genus: https://archive.org/stream/cbarchive_106400_americanspidersofthegenusphoro1964/americanspidersofthegenusphoro1964#page/n29/mode/2up
bayucca
Hmm, is it a bad day for bayucca's suggestion?? Sergio, do you have any resource for Phoroncidia? I did not find any reasonable match nor information about the genus.
Sergio Monteiro
I thought this was a malformed Micrathena spider, but now I discovered that it is a quite rare Phoroncidia spider (most likely P. tricuspidata).
Ashish
Very alike.. http://travel.mongabay.com/belize/images/belize_8349.html
Sergio Monteiro
Well bayucca, that would be interesting (I mean, the malformation thing). I'll keep looking for more informations.
bayucca
I nevertheless think it is a Micrathena sp., but I must admit asymmetrical spikes are not usual (as I have seen Micrathena). Why not a malformation? You can see there also some color irregularity.

Spotted for Missions

Mission
International Spider Survey
Mission
Spiders from Parana, Brazil / Aranhas do Parana
Photographed
PublishedJanuary 25, 2012

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