Feather mites (Acari: Astigmata) of the Zoobotanical State Park in Teresina, Brazil
  Preliminary study on the genus Pterygosoma Peters, 1849 (Actinedida, Pterygosomidae): Complementary description of Pterygosoma bibronii Jack, 1962, and notes on evolutionary characters of Pterygosomidae
  The external morphology of the post embryonic developmental stages of Spinturnix myoti (Acari: Mesostigmata)