This document provides an overview of common insect orders for identification purposes. It lists the 17 orders of insects covered, from Anoplura (sucking lice) to Trichoptera (caddisflies). Each order is described in terms of its life cycle complexity, mouthpart type, and common examples of insects within that group. Representative images are provided for many of the insects discussed. The document aims to serve as a guide for identifying insects by their taxonomic classification.