Volume 32 Issue 2
  Obituary George W. Wharton. 25 January 1914 - 4 April 1990
Fain, A. and Bourdeaugorirossi, F.
1991 - Volume: 32, issue: 2
pages: 97-98
  Uropodella congoensis nov. spec. (Trichopygidiina) a species of mites imported in Poland
Wisniewski, J. and Hirschmann, W.
1991 - Volume: 32, issue: 2
pages: 99-107
  Two new elongate species of Planodiscus (Acari, Uropodina) with a key to the known species
Elzinga, R.J.
1991 - Volume: 32, issue: 2
pages: 109-114
  The effect of humidity on the reproduction of Amblyomma variegatum (Fabricius, 1794) (Acarina, Ixodidae)
Ekpenyong, G.D. and Akinboade, O.A.
1991 - Volume: 32, issue: 2
pages: 115-118
  Records of polymorphism in the mite family Scutacaridae (Acari, Tarsonemina)
Ebermann, E.
1991 - Volume: 32, issue: 2
pages: 119-138
  Effect of forest fertilization on the spruce spider mite Oligonychus ununguis (Jacobi) (Acarina, Tetranychidae)
Loyttyniemi, K. and Heliovaara, K.
1991 - Volume: 32, issue: 2
pages: 139-143
  A newl larva of Leptus Latreille, 1796 (Acari, Erythraeidae) parasitic on a Lepidopteran in Belgium
Fain, A.
1991 - Volume: 32, issue: 2
pages: 145-149
  New species in the genus Sperchonopsis in North America with a description of a new subgenus, Sperchonopsella. (part II)
Conroy, J.C.
1991 - Volume: 32, issue: 2
pages: 151-161
  Eight new genera in the family Analgidae (Acarina, Analgoidea)
Gaud, J. and Atyeo, W.T.
1991 - Volume: 32, issue: 2
pages: 163-182
  Oribatids from organic soils of Andes of Republica Argentina I Pheroliodes inca
Fernandez, N.A.; Martinez, P.A. and Eguaras, M.J.
1991 - Volume: 32, issue: 2
pages: 183-190