3 new species report of Odonata (Anisoptera ) from Mazandaran Province,Iran

The order Odonata is one of the oldest winged insects on earth. It contain 3 sub orders namely Zygoptera ,Anisoptera and Anisozygoptera .The order Odonata with 6500 specie play an important role in biological control and the pest of insects.in Order to investigate the fauna of Odonata in Mazandaran Province , the species were collected randomly by sweeping net from 11 station with different ecological factores during May to September 2011-2012 .The peciment were killed using ethyl acetat and mounted in Biosystematic lab of Shahid Beheshti University. 14 species belong to10 genera ,7 family and 2 sub orders were identified using Dumont Key identification. Out of these, 3 species namely Orthetrum brunneum(B.de Fonscolombe,1837 ) , Sympetrum fonscolombei (Selys,1837 ), Pantala flavescens(Fabricius,1798 ) belong to Libellulidea family and Anisoptera suborder were reported for the first time from Mazandaran Province . All the identified species were confirmed by Professor Dumont, in Belgium.