Laelaps Sinai sp nov [laelapinae, laelapidae], a parasite of gerbillus pyramium in El-Arish, north Sinai, Egypt

Laelaps sinai sp. nov. collected from gerbils in El-Arish, Northern Sinai Peninsula, is studied. A detailed description of the female is given. Eight microscopic drawings of gnathostoma and idiosoma are shown. The taxonomic position of the species is discussed

fur mite listophorus arishi: sp nov [listrophrinae, listrophoridae] of jerboes in north Sinai, Egypt

A total of 1119 specimens of Listrophoridus arishi sp. nov. collected from Gerbillus pyramidum were found in Beer Lahfin, North Sinai, and described, herein. Three microscopic drawings of the ventral and dorsal views of the female and the ventral view of male are provided