''Diseius'' is a genus of

mite Mites are small arachnids (eight-legged arthropods) of two large orders, the Acariformes and the Parasitiformes, which were historically grouped together in the subclass Acari. However, most recent genetic analyses do not recover the two as eac ...

s in the family

Ascidae Ascidae is a family of mites in the order Mesostigmata. Description Ascidae are mites characterised by: seta ''st4'' usually on unsclerotised cuticle, peritrematic shield broadly connected to exopodal shield beside coxa IV, fixed Chelicerae, c ...

Species

* '' Diseius ulmi'' (Hirschmann, 1962)

Distribution

Diseius are found generally living in colonies on tree bark.

Description

It has a completely divided dorsal shield without transverse lines extending across the surface. There is a podonotal shield with thirteen pairs of setae, an opisthonotal shield with twelve pairs of setae, a small anal shield with only circumanal setae, and a paranal setae inserted closer to the posterior margin of the anus than to the anterior margin.

References

Ascidae {{Ascidae-stub