1. Negative Evidence of Wolbachia in the Predaceous Mite Phytoseiulus persimilis

   • M. Enigl
   • E. Zchori-Fein
   • P. Schausberger

   OriginalPaper Pages: 249 - 262

2. How predatory mites find plants with whitefly prey

   • Maria Nomikou
   • Ruixia Meng
   • Arne Janssen

   OriginalPaper Pages: 263 - 275

3. Spatial Distribution of Galls Caused by Aculus tetanothrix (Acari: Eriophyoidea) on Arctic Willows

   • Lechosław Kuczyński
   • Anna Skoracka

   OriginalPaper Pages: 277 - 289

4. Development Times Under Long- and Short-Day Conditions in the Kanzawa Spider Mite Tetranychus kanzawai (Acari: Tetranychidae)

   • Katsura Ito

   OriginalPaper Pages: 291 - 304

5. Ultrastructural Morphology of the Male and Female Genital Tracts of Psoroptes spp. (Acari: Astigmata: Psoroptidae)

   • Mireille Lekimme
   • Michèle Leclercq-Smekens
   • Bertrand Losson

   OriginalPaper Pages: 305 - 324

6. A Collection of Ticks (Ixodidae) from Wild Birds in Uruguay

   • J.M. Venzal
   • M.L. Félix
   • A.A. Guglielmone

   OriginalPaper Pages: 325 - 331