Checklist for Infraorder Araneomorphi Smith, 1902 and region Østfold (Viken, Norway)
List of families for Østfold 28 Families width 313 Species and 1 Subspecies #ACDGHLMNOPSTUZ
| Agelenidae C. L. Koch, 1837 | Agelenid Spiders | 4 | Species | Taxom | | Amaurobiidae Thorell, 1870 | Amaurobiids | 3 | Species | Taxom | | Anyphaenidae Bertkau, 1878 | Anyphaenid sac spiders | 1 | Species | Taxom | | Araneidae Simon, 1895 | Golden orb web spiders | 23 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 4 | Species | Taxom | | Cybaeidae Banks, 1892 | Pond Water Spiders | 1 | Species | Taxom | | Dictynidae O. P-Cambridge, 1871 | Dictynid spiders | 4 | Species | Taxom | | Dysderidae C. L. Koch, 1837 | Dysderid spiders | 2 | Species | Taxom | | Gnaphosidae Pocock, 1898 | Flat-bellied ground spiders | 15 | Species | Taxom | | Hahniidae Bertkau, 1878 | Dwarf sheet spiders | 6 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 118 | Species | Taxom | | Liocranidae Simon, 1897 | Liocranid sac spiders | 3 | Species | Taxom | | Lycosidae Lehtinen & H..., 1979 | Ground Spiders | 26 | Species | Taxom | | Mimetidae Simon, 1881 | Pirate spider | 1 | Species | Taxom | | Nesticidae Simon, 1894 | Cave cobweb spider | 1 | Species | Taxom | | Oxyopidae Thorell, 1870 | Lynx spiders | 1 | Species | Taxom | | Philodromidae Thorell, 1870 | False crab spiders | 9 | Species | Taxom | | Pholcidae C. L. Koch, 1851 | Carpenter spider | 1 | Species | Taxom | | Pisauridae Simon, 1890 | Big wolf spider | 3 | Species | Taxom | | Salticidae Blackwall, 1842 | Jumping Spider | 26 | Species | Taxom | | Segestriidae Simon, 1893 | Six-eyed Spiders | 1 | Species | Taxom | | Sparassidae Bertkau, 1872 | Giant crab spiders | 1 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 13 | Species | Taxom | | Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 24 | Species | Taxom | | Theridiosomatidae Simon, 1881 | Ray orbweavers | 1 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 16 | Species | Taxom | | Uloboridae Thorell, 1869 | Cribellate orb weavers | 3 | Species | Taxom | | Zoridae F. O. P-Camb..., 1893 | Wandering Spiders | 2 | Species | Taxom |
|