A new species, Cheyletus rashtiensis n. sp. (Acariformes: Prostigmata: Cheyletidae) is
described on the basis of adult females from Rasht, Guilan Province, Northern Iran. The
new species can be distinguished from other species by the following features: presence
of hysterosomal shield with two pairs of dorsomedian setae d1 and e1, absence of setae
d4, genua I without solenidion σ; setae d1 situated on anterior margin of hysterosomal
shield; dorsomedian setae of hysterosomal shield flag-like; and tibial claw with 3 – 4 basal
teeth. Additionally, a key to the Iranian species (females) of the genus Cheyletus Latreille
is provided.
کلید واژگان :
Cheyletus, Cheyletidae, Iran, Guilan, key, new species, taxonomy
