Abstract
Two new species of the genus Tenuipalpus Donnadieu, T. alhagus sp. nov. and T. neokeiensis sp. nov. are described and illustrated. Four tenuipalpid species, namely Aegyptobia cassiae Baker and Tuttle, Brevipalpus californicus (Banks), Dolichotetranychus apaches Baker and Pritchard and Tenuipalpus parsii Khosrowshahi and Arbabi are reported as new to the mite fauna of Saudi Arabia (SA). Also, hosts, distribution data and key to all known species of the family Tenuipalpidae from SA are given.