A new subgenus Vidrinatax (Acari: Unionicolidae: Unionicola) with description of two new species of water mites in the genus Unionicola from China
  Studies on the morphology and Ssystematics of the Teneriffiidae (Acari, Prostigmata). 1. A new species of Neoteneriffiola from Namibia
  Leg chaetotaxy of Crotoniidae (Oribatei, Nothroides)
  On the variability of some chaetotactic characters in Platynothrus peltifer (Koch,C.L.) and its taxonomic consequences
  The addition of segments during the postembryonic ontogenesis of the Actinotrichida (Acarida) and its importance for the recog-nition of the primary subdivision of the body and the original segmentation