Comparison of two species of mites of the same genus, Riccardoella associated with Mollusks
  Possible significance of the claw structure in the Rhombognathinae (Halacaridae, Prostigmata, Acari)
  Observations on the life history of three stream-dwelling watermites
  The identification of larvae of the genus Argas (Acarina: Argasidae)
  Ptilonyssus constrictus, a new species of avian nasal mite (Acarina, Rhinonyssidae)
