In various natural and anthropogenic sites of Moscow and Moscow distri
ct 146 species of non-parasitic Astigmata from the families Glycyphagi
dae, Acaridae, Winterschmidtidae, Lardoglyphidae, Histiostomatidae, Ca
rpoglyphidae were found on micromammals and arthropods. 19 species amo
ng them are described only in technogenic substrates.