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Photo#341760
Female trap/folding door spider? Antrodiaetus Pacificus? - Antrodiaetus - female

Female trap/folding door spider? Antrodiaetus Pacificus? - Antrodiaetus - Female
Renton, King County, Washington, USA
October 8, 2009
I was digging out some old metal bits and pieces from the dirt in my backyard, and found this critter living inside one of the pieces. I believe it's a female trap door, er, or folding door spider. I've never seen one this big before. In fact I can't remember the last time i've ever seen one. It's got a wonderful color to it too, a sort of silvery grayish blue to the legs and head area. The abdomen is an awesome tan color, though which I could see the heart beating.

Images of this individual: tag all
Female trap/folding door spider? Antrodiaetus Pacificus? - Antrodiaetus - female Female trap/folding door spider? Antrodiaetus maybe? - Antrodiaetus - female Female trap/folding door spider? Antrodiaetus maybe? - Antrodiaetus - female

Moved
Moved from ID Request.

Ooh, how exciting
I always assumed those holes belonged to ants, though it makes sense a spider would make them, they were a bit big for ants.

Thank you, I can't wait to see what Rod says, I've heard a lot about him. :D

 
From Rod Crawford:
It's really hard to measure leg proportions on a photo, but my best
guess is that this specimen is a bit more consistent with A. pacificus
than A. pugnax. The ventral view suggests she may not even be mature
yet!

 
awesome
I'm keeping her in the container for now, so maybe i'll have an oppportunity to see her mature :D she digs beautifully. Thanks Lynette, for getting Rod's opinion!

Right genus....
Not sure about the species. I think there are two or three in your area. Very nice find, though they are locally common. Look for open burrows. They are perfectly round and look like they go to China:-)

 
I think the other possibility is
A. pugnax. I'll send this one to Rod.

Lovely. I'm jealous. :-) -
Lovely. I'm jealous. :-)

-K

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