The feather mite family Xolalgidae, Dubinin .2. The subfamilies Xolalginae and Zumptiinae, n. sub-fam.
  The feather mite family Alloptidae Gaud. 2. The Oxyalginae, new subfamily (Analgoidea)
  Six new genus of Sarcoptiformes feather mites (Analgesoidea)