Order Opiliones Sundevall, 1833 - harvestmen
Suborder Laniatores Thorell, 1876 - armored harvestmen
Infraorder Grassatores Kury, 2002
Superfamily Gonyleptoidea Sundevall, 1833
01 Family Agoristenidae Šilhavý, 1973
02 Family Cosmetidae Koch, 1839
03 Family Cranaidae Roewer, 1913
04 Family Cryptogeobiidae Kury, 2014
05 Family Gerdesiidae Bragagnolo, Hara & Pinto-da-Rocha, 2015
06 Family Gonyleptidae Sundevall, 1833
07 Family Manaosbiidae Roewer, 1943
08 Family Metasarcidae Kury, 1994
09 Family Nomoclastidae Roewer, 1943
10 Family Stygnidae Simon, 1879
11 Family Stygnopsidae Sørensen, 1932