Mideopsis crassipes is a rare species in The Netherlands. It has been found in lowland streams in the eastern and southern parts of the country. In more fast flowing streams of the southern part of the province of Limburg the species is absent.
Hammen, H. van der , Smit, H.
- Smit & H. & H. Van Der Hammen 2000. Atlas van de Nederlandse watermijten. Nederlandse Faunistische Mededelingen 13: 3-273.