The classes are farther subdivided into orders, etc. In Insecta, some 26 to 32 orders are recognized depending upon the taxonomist. The following major categories are recognized for classifying the various species based on similarity in structure. An accurate identification of a specimen to species provides the key for access to and transfer of information about that organism. All taxonomic, biological, and geographical information is attached to the species name.
Identification is the essential initial step in the acquisition and organization of knowledge.
Precise identification is also necessary to successful implement quarantine or control programs against a pest species. Accurate identification is necessary to establish effective quarantine measures for an ever-increasing number of pest and beneficial species that are being transferred throughout the world, either accidently or on purpose. This can prevent wasted time, effort and expense of trying to suppress a species based on erroneous biological and ecological assumptions. Insects may be identified in a variety of ways. Ask someone who knows 3.