author(s)
Deghiche-Diab Nassima, Deghiche Lahcen, Belhamra Mohammed

abstract
The present study was carried out at the I.T.D.A.S. station (Ain Ben, Biskra), it consists on a contribution to the knowledge of the Ziban oasis arthropods. During the study (2013-2014), every seven days, arthropods were collected using five methods: pitfall traps, yellow water traps, collecting net, light traps and direct hunting. The sample was composed of 2 647 individuals belonging to 18 orders, 69 families and 127 species. The results showed a predominance of the Coleoptera order with 27especes followed by Hymenoptera order with 16 species, Hemiptera order with 15 species and Lepidoptera order with 13especes. A qualitative and quantitative analysis of species identified was done using the different ecological indices and data processing software R.