Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
The Evolution of Social Wasps
By James H Hunt
Cite: 859634 with citation markup [cite:859634]
This is an excellent review of various Genera of social wasps.

A readable copy of this book can be found here: http://books.google.com/books?id=bFMoSxCVSVIC&printsec=frontcover&dq=social+biology+of+wasps&hl=en&sa=X&ei=UpttUuC2BqWF2QXb-4CABA&ved=0CDQQ6AEwAQ#v=onepage&q=social%20biology%20of%20wasps&f=false

A downloadable copy can be found at this link: http://www.academia.edu/4841577/Hunt_2007_The_evolution_of_social_wasps