A new species of pygmephorid mites, Pediculaster absentia sp. n. (Acari: Prostigmata: Pygmephoridae) is described and illustrated based on phoretic female found in northern forests of Iran, phoretic on muscid flies, Helina spp. (Diptera: Muscidae). Also, Pediculaster muscarius (Martin, 1978), P. martyani Khaustov, 2008 and P. montanus Khaustov, 2008 are recorded on the flies from Iran for the first time. As well as, the variation of hysterosomal setae, along with distributions and host range of recorded species is reviewed.

中文翻译：

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1931年，维茨瑟姆（Pediculaster Vitzthum）属的新记录（阿卡里语（Acari）：异头花纲（Heterostigmata）：y蛾科（Pygmephoridae）），描述了一种与Helina sp。相关的新物种。（双翅目：麝香科）来自伊朗

侏儒螨的新种，Pediculaster absentia sp.。。（Acari：Prostigmata：Pygmephoridae）是根据在伊朗北部森林中发现的隐喻雌性进行描述和图解的，在麝香蝇（Helina spp）上隐喻。（双翅目：蝇科）。此外，首次在伊朗的苍蝇上记录了Pediculaster muscarius（马丁，1978年），Marty P. martyani Khaustov（2008年）和P. montanus Khaustov（2008年）。此外，还回顾了子宫体刚毛科的变异，以及所记录物种的分布和寄主范围。