author(s)
Khalid Usman, Hameed Ur Rehman, Sehrish Khudadad and Khalid Pervaiz

abstract
The present study was based on assessing the diversity of Orthroptra (Acridids: grasshoppers) at Rehmat Abad District Karak Khyber Pakhtunkhwa, Pakistan. A total of 567 specimens of grasshoppers were collected in the current study. The recorded grasshoppers fauna belongs to One Class Insecta; One Order Orthroptra; Five sub Families Oedipodinae, Acridinae, Gomphocerinae, Cyrtacanthacridinae and Eyprepocnemidinae; Five Genera and Five Species respectively. The Sub Family Oedipodinae represented by two species Scintharistanotabilis and Sphingonotus rubescens while Sub families Acridinae, Gomphocerinae, Cyrtacanthacridinae and Eyprepocnemidinae comprising only one species each which were Acrida exaltata, Ochrilidia gracilis, Schistocerca gregaria, Heteracris and illustris respectively. From the current study it can be revealed that Acridids almost prefer to hot environment and Grassy ground.