Abstract: All the odonate specimens in the Insect Collections of Guangxi Normal University were studied and identified.The result shows that all specimens belong to 57 species,40 genera,12 families and 2 suborders from Mao'er Mt.Nature Reserve of Guangxi.Among them,4 genera and 19 species were newly recorded in Guangxi.The 4 newly recorded genera are:Cephalaeschna Selys,Somatochlora Selys,Asiagomphus Asahina,and Amphigomphus Chao.The 19 newlyrecorded species are:Orthetrum testaceum Burmeister,Orthetrum lineostigmaSerlys,Sympetrum ruptum Needham,Sympetrum kunckeli Selys,Lyriothemisflava Oguma,Zygonyx iris insignis Kirby,Idionyx victor Hamalainen,Somatochlora dido Needham,Anotogaster kuchenbiseri Foerster,Cephalaeschnaacutifrons Martin,Gynacantha bayadera Selys,Planaeschna shanxiensis Zhu et Zhang,Asiagomphus hainanensis Chao,Asiagomphus pacificus Chao,Lamelligomphus ringens Needham,Amphigomphus hansoni Chao,Gomphidia kelloggi Needham,Mnais andersoni McLachlan,and Coeliccia sexmaculata Wang.Theanalytical result of species component shows that Libellulidae,Aeshnidae,Gomphinae,Gomphinae are dominant families.According to the fauna analysis,there were 6distribution patterns in the world animal geographic fauna distribution and 12distribution patterns in Chinese animal geographic fauna.The result also shows that the oriental species,the oriental and palearctic species were the principalpart in Mao'er Mt..Meanwhile,the odonata in South China,Central China,North China and Southwest China have the most closely relationship with others.

Key words: Odonata, fauna, Mao&apos, er Mt., Nature Reserve, Guangxi