Résumé
Four new species are described new species. The Iranian macrochelid fauna is rich in number of species collected, and provides new data for the knowledge of this ecological group associated with dung pads and coprophilous insects: one of these new species (M similiscutatus n. sp.) is without claw on tarsi II ; M. minutum,paucipunctatum and simplex are three new species from soil and dung samplings.