Phoretic mite assemblage of the pinyon pine beetle, Ips confusus (Curculionidae: Scolytinae), in Arizona
  Otorhinophila, a new genus of chiggers (Acarina, Trombiculidae) from Western North America
  A review of the genera of the family Macrochelidae Vitzthum 1930 (Acarina: Mesostigmata)