The Pterygota are a subcless o insects that includes the weenged insects. It an aa includes insect orders that are seicontarily weengless (that is, insect groups whase auncestors ance haed wings but that hae lost them as a result o subsequent evolution).[1]
The Pterygota are a subcless o insects that includes the weenged insects. It an aa includes insect orders that are seicontarily weengless (that is, insect groups whase auncestors ance haed wings but that hae lost them as a result o subsequent evolution).