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Photo#202799
Family Cerambycidae - Longhorn Beetle - Nothopleurus lobigenis

Family Cerambycidae - Longhorn Beetle - Nothopleurus lobigenis
Anthem near Phoenix, Arizona, USA
July 14, 2008
Size: app 2"
My dad found this guy out front of his house in the evening. Any questions you might have to help identify him further, I will try to get answers for you.

Thank you!

Stenodontes (Mallodon) lobigenis
I've seen them around Tuscon. Those mandibles with the pubescent interior surfaces are a dead give away! Great beetle!

 
lobigenis is now
in genus Nothopleurus

 
Male of mine?
http://bugguide.net/node/view/201393 see discussion for species.

 
unlikely
There are two species of Nothopleurus - N. madericus occurs in the SE Arizona [mostly higher altitude?], the other, lobigenis can be found in the SW quadrant of AZ to California [lower altitude] - with virtually no overlap in range. N. lobigenis has much more elongate mandibles.

I think Dennis is right on this one.

 
Madera Canyon, where Dennis found his
is indeed higher altitude but more SE AZ. The place where I found mine and Anthem are both foothills desert. Anthem, north of Phoenix, is not considered SE AZ.

 
I see....
I've been collecting something like this lately (in Tucson), but I don't think the mandibles are hairy....???

 
The large mandibles should be
The large mandibles should be somewhat hairy on the inner surface and have a large tooth before the tip. I've also seen the species just outside Madera Canyon.

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