for info on white fly... ( and i dont think what is in your picture is white fly )
http://whiteflies.ifas.ufl.edu/wfly0082.htm

as for finding out what that insect is...from that picture,, its realy hard to know where to start, but this site may give you the brain teaser you seek:
http://www.einsteins-emporium.com/li...tification.htm