The family Pachylaelapidae Vitzthum, 1931 on Tenerife Isaland (Canary Islands) with description of a seven new species of the genus Pachylaelaps (Acari, Mesostigmata: Pachylaelapidae)
  Observations on homologies of idiosomal setae in Zerconidae (Acari: Mesostigmata), with modified notation for some posterior body setae
  Some observations on the chaetotaxy of the caudal body region of Gamasine Mites (Acari, Mesostigmata), with a modified notation for some ventrolateral body setae
  Studies on the morphology and Ssystematics of the Teneriffiidae (Acari, Prostigmata). 1. A new species of Neoteneriffiola from Namibia
  Observations on the larva and protonymph of Tarsocheylid mites (Acari, Heterostigmata)
  A generic revision of the family Tydeidae (Acari, Actinedida) .3. Organotaxy of the legs
  A generic revision of the family Tydeidae (Acari, Actinedida) .2. Organotaxy of the idiosoma and gnathosoma
  Homology of dorsal opisthosomal plates, setae, and cupules of heterostigmatic mites with those of other eleutherengone Prostigmata (Acari)