The systematics and geographic distribution of East African Veigaiidae (Acarina, Mesostigmata)
  Gamasellus (Acarina: Mesostigmata) from East African mountains
  The Afrogamasellus Loots and Ryke and Afrodacarellus n. gen. (Acarina: Rhodacaridae) of Tanzania
  A new species of Treatia (Acari: Phytoseiidae) from East Africa
  The feather mite genus Freyanella Dubinin, 1953 (Analgoidea: Pterolichidae)
