Ptyctimous mites (Acari, Oribatida) of Madagascar and neighbouring islands
Niedbala, Wojciech  Six new species of ptyctimous mites (Acari: Oribatida) from Madagascar
Niedbala, W. and Stary, J.  North American Synichotritiidae (Acari: Oribatida). 2. Synichotritia spinulosa and S. caroli
Lions, J.C. and Norton, R.A.  Three Euphthiracaroid mites (Acari, Oribatida, Euphthiracaroidea) from Africa
Niedbala, W.  System of the Phthiracaroidea (Oribatida, Euptyctima)
Niedbala, W.