11.カタカブリダニ属を識別する
周気管の比較
Two dominant Typhldormus species are discriminated in this step.
The specimen maybe Typhlodromus vulgaris (フツウカブリダニ) if the end of peritreme is straight, if the dorsal seta Z4 is longer than the distance between pores of Z4 and S5, and if the end of dorsal seta Z5 is pointed.
The specimen maybe Typhlodromus serrulatus (フシカブリダニ) if the end of peritreme draw a curve backward, if the dorsal seta Z4 is shorter than the distance between pores of Z4 and S5, and if the end of dorsal seta Z5 shape a knot.