Two New Genera of Ant Subfamilies Dorylinae and Ponerinae (Hymenoptera:Formicidae) From Yunnan,China

Two new genera of the ant subfamilies Dorylinae and Ponerinae are collected and described from the tropical rain forest of Xishuangbanna Nature Reserve,Yunnan Province,China.Yunodorylus gen.nov.belongs to the subfamily Dorylinae,which is monotypic and terrestrial with 2 colonies of the species Ysexspinus sp.nov.collected from the soil sample of seasonal rain forest and deciduous monsoon forest.Bannapone gen.nov.belongs to the tribe Amblyoponini of Ponerinae,which is also monotypic and known only from a dealate female of the species B.mulanae sp.nov.collected from a soil sample in semi-evergreen monsoon forest.