InsectIdentification.org is a complete source to help identify insects. It includes detailed photos and descriptions of a multitude of bugs. The entomology department of Pennsylvania State University also offers a comprehensive guide to identifying insects at Ento.PSU.edu.
InsectIdentification.org offers a quick questionnaire regarding the bugs in question. It asks for color, size, shape, number of legs and the state where the bug has been found. These questions help narrow down the type and hybrid of the insect. InsectIdentification.org also offers a complete breakdown to the various genres of insects.
The PSU Entomology Department offers a scientific and comprehensive way to help identify insects. PestWorld.org has an extensive list of insects and their habitats to help locate and identify bugs.