The legs of acarina compared to those of scorpions. A contribution on comparative anatomy of mites
  The segmentation of the appendages of the mites
  General introduction to the classification, the morphological terminology, the ontogenesis and the evolution of mites
  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