On the occurrence of mite species affiliated to the Acaridida in Egypt is still far below the taxa discovered in other countries despite the description of many species and few genera especially in Upper Egypt. The current study focused on describing two new species pertaining to the families Acaridae (Caloglyphus citri n. sp.) and Histiostomatidae (Histiostoma herbali n. sp.) described herein as hypopi (heteromorphic deutonymphs) from soil and bermuda grass in citrus orchards in Assiut, Egypt.