Occurrence of the mite Ophionyssus natricis (Acari: Macronyssidae) on captive snakes from Panama
  Ceratozetoidea (Acari: Oribatida) of lowland tropical rainforest, La Selva, Costa Rica
  Lohmanniidae (Acari, Oribatida) from the Galapagos islands, the Cocos Island, and Central America
  A new Trichodiplogynium species (Antennophorina, Diplogyniidae) from Central America
  New species of predatory mites of the genus Pseudoparasitus Oudemans, 1902 (Acarina, Parasitiformes)
  Lorryia teresae n. sp. (Acarina: Tydeidae) found on apple trees
  Revision of the subfamily Apoloniinae Leeuwenhoekiidae Acarina
  Revision of the genus Myotrombimla Womersley and Heaslip, 1943 (Trombiculidae: Acarina)
  A review of the genus Holostaspella Berlese,1904 (Acarina: Macrochelidae)
  Notes on the genus Spelaeorhynchus description of S. praecursor Neumann and two new species
  Mexican Oribatei (1st serie) Dampfiella Selln. and Beckiella n. g
  Two larval Trombiculidae, parasite of Chiroptera from Guatemala
  A review of the Chirodiscinae with descriptions of new taxa (Acarina: Listrophoridae) (Part 4)
  A review of the Chirodiscinae with descriptions of new taxa (Acarina: Listro-phoridae) (Part 3)
  A review of the Chirodiscinae with descriptions of a new taxa (Listrophoridae). (Part two)
  Seven new species of false spider mites (Tenuipalpidae)
  Two new genera of mites associated with stingless bees (Acarina, Laelaptidae)
  About the Hermanniellidae (Oribatei). Second part
  A new mite taken with rats in Puerto Rico (Acarina: Diplogyniidae)
  The genera Cyrthydrolaelaps Berlese and Gamasolaelaps Berlese (Acarina - Mesostigmata)