Ontogeny and morphology in Schwiebea elongata Banks, 1906 (Acari: Acaridae)
  Adults and immatures of Yoshiobodes irmayi (Acari: Oribatida: Carabodidae) from North America
  Biology of the European house dust mite, Dermatophagoides pteronyssinus (Trouessart)
  Life history of the predatory mite Cheyletus malaccensis (Oudemans)
  Chromosomes in spider mites (Tetranychidae-Acari)
  Reproductive behavior of Rhagionidae (Acarina Trombidiformes)
  Comparative morphology of Bryobia rubrioculus (Scheuten) (Acarina: Tetranychidae)
  Parthenogenesis in Dermacentor variabilis (Say)
  New observations on Oribatid mites (first serie)