Immature Giant Mesquite Bug

What kind of bug is this?
July 12, 2009
It was quite large. It was found in mid July of 2009.
It was found in Tuscon, Arizona.

Giant Mesquite Bug Nymph
Giant Mesquite Bug Nymph

Hi Joe,
It is a Giant Mesquite Bug, Thasus neocalifornicus, and it is not yet mature.  Adults have wings.

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BugMan aka Daniel Marlos has been identifying bugs since 1999. is his passion project and it has helped millions of readers identify the bug that has been bugging them for over two decades. You can reach out to him through our Contact Page.

2 thoughts on “Immature Giant Mesquite Bug”

  1. I bought a mesquite table from Mexico and have had three mounds of sawdust on the floor and there a three holes in the table but I can’t find the bug, any ideas


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