The authors captured mites from wild rodents in the county of Caratinga, State of Minas Gerais, Brazil, between April 1976 and march 1977. One hundred and sixty-nine wild rodents of 10 species were captured and 2444 mites of 11 species were collected. Eubrachylaelaps rotundus was the predominant mite being captured mainly from rodents of the genus Akodon. Twenty-three host records are presented with Atricholaelaps guimaraesi appearing for the first time on six species of rodents.