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Home » Guide » Arthropods (Arthropoda) » Chelicerates (Chelicerata) » Arachnids (Arachnida) » Spiders (Araneae) » Mygalomorphs (Mygalomorphae) » Cork-lid trapdoor spiders (Halonoproctidae) » Ummidia
Photo#687590
black spider - Ummidia
Copyright © 2012 Richie

black spider - Ummidia
Edmond, Oklahoma, Logan County, Oklahoma, USA
August 9, 2012
Size: 1 inch long
I found this spider by my pool and was curious what it is.
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Contributed by Richie on 9 August, 2012 - 10:23pm
Last updated 11 August, 2012 - 8:26am

Moved to Ummidia
Moved from ID Request.
… Lynette Elliott, 11 August, 2012 - 8:26am login or register to post comments

Ummidia
Cork-lid trapdoor spider. From the info page for the genus, the "saddle-like depression in outer surface of tibia of third leg is a distinctive feature". It's pretty clear here. Beautiful spider! Here are some others to compare with:
http://bugguide.net/node/view/6935/bgimage

Edit: these are also harmless.
… Kyron Basu, 9 August, 2012 - 10:32pm login or register to post comments

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