Postembryonic development in the subfamily Speleognathinae (Ereynetidae: Trombidiformes)
  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
  Contribution to the study of Caeculidae, First serie. Postlarval development of Allocaeculus catalanus Franz 1954. First part. Chaetotaxy of the body