Olpiidae is a family of pseudoscorpions in the superfamily Garypoidea. It contains the following genera: \n* Antillolpium Muchmore, 1991 \n* Aphelolpium Hoff, 1964 \n* Apolpium J. C. Chamberlin, 1930 \n* Austrohorus Beier, 1966 \n* Banksolpium Muchmore, 1986 \n* Beierolpium Heurtault, 1976 \n* Calocheiridius Beier & Turk, 1952 \n* Calocheirus J. C. Chamberlin, 1930 \n* Cardiolpium Mahnert, 1986 \n* Ectactolpium Beier, 1947 \n* Euryolpium Redikorzev, 1938 \n* Halominniza ahnert, 1975 \n* Hesperolpium J. C. Chamberlin, 1930 \n* Heterolpium Sivaraman, 1980 \n* Hoffhorus Heurtault, 1976 \n* Horus J. C. Chamberlin, 1930 \n* Indolpium Hoff, 1945 \n* Leptolpium Tooren, 2002 \n* Minniza E. Simon, 1881 \n* Nanolpium Beier, 1947 \n* Neopachyolpium Hoff, 1945 \n* Nipponogarypus Morikawa, 1955 \n* Novohorus Hoff, 1945 \n* Ol