Three New Species of the Ant Genus Stenamma (Hymenoptera: Formicidae) from Himalaya and the Hengduan Mountains With a Revised Key to the Known Species of the Palaearctic and Oriental Regions

摘要

Three new species of the ant genus Stenamma Westwood collected in the Himalaya and Hengduan Mountains are described, i.e., S. ailaoense sp. nov., S. wumengense sp. nov., and S. yaluzangbum sp. nov. A revised key to the 24 known species of Palaearcticand Oriental regions is provided.