New and little known species of Trichonyssus Domrow (Acari: Dermanyssidae)
  Life history of the predatory mite Cheyletus malaccensis (Oudemans)
  Two new species of Trichoecius (Astigmata, Myocoptidae) parasites from Arvicolidae in Spain
  System of the Phthiracaroidea (Oribatida, Euptyctima)
  The respiratory taenidia of Oribatid mites
