Mites of the genus Ledermuelleria (Prostigmata: Stigmaeidae) associated with mosses in Canada
Gerson, U.  Two new species of Gamasellus Berlese (Mesostigmata: Rhodacaridae) from Canada
Emberson, R.M.  A new species of mites (Tarsocheylidae: Prostigmata) from the South-east of Canada
Marshall, V.G.  The genus Asca von Heyden (Acarina: Mesostigmata) in North America, Hawaii and Europe
Hurlbutt, H.W.