Checkliste der Teilordnung Araneomorphi Smith, 1902 für die Region West-USA (USA)
Familienliste für West-USA 54 Familien mit 1965 Arten und 15 Unterarten #ACDFGHLMNOPSTUZ
| Agelenidae C. L. Koch, 1837 | Trichternetzspinnen | 47 | Arten | Taxom | | Amaurobiidae Thorell, 1870 | Fensterspinnen | 42 | Arten | Taxom | | Amphinectidae Forster & Wi..., 1973 | | 1 | Art | Taxom | | Anapidae Simon, 1895 | Zwergkugelspinnen | 2 | Arten | Taxom | | Anyphaenidae Bertkau, 1878 | Zartspinnen | 13 | Arten | Taxom | | Araneidae Simon, 1895 | Echte Radnetzspinnen | 113 | Arten | Taxom | | Caponiidae Simon, 1890 | | 6 | Arten | Taxom | | Corinnidae Karsch, 1880 | Dunkelsackspinnen | 46 | Arten | Taxom | | Ctenidae Keyserling, 1877 | Kammspinnen | 4 | Arten | Taxom | | Cybaeidae Banks, 1892 | Gebirgstrichterspinnen | 20 | Arten | Taxom | | Deinopidae C. L. Koch, 1850 | | 1 | Art | Taxom | | Desidae Pocock, 1895 | Gezeitenspinnen | 1 | Art | Taxom | | Dictynidae O. P-Cambridge, 1871 | Kräuselspinnen | 108 | Arten | Taxom | | Diguetidae F. O. Pickar..., 1899 | | 1 | Art | Taxom | | Dysderidae C. L. Koch, 1837 | Sechsaugen | 3 | Arten | Taxom | | Filistatidae Ausserer, 1867 | Lochröhrenspinnen | 7 | Arten | Taxom | | Gnaphosidae Pocock, 1898 | Glattbauchspinnen | 179 | Arten | Taxom | | Hahniidae Bertkau, 1878 | Bodenspinnen | 25 | Arten | Taxom | | Hersiliidae Thorell, 1870 | | 1 | Art | Taxom | | Leptonetidae Simon, 1890 | | 10 | Arten | Taxom | | Linyphiidae Blackwall, 1859 | Baldachinspinnen | 499 | Arten | Taxom | | Liocranidae Simon, 1897 | Bodenspinnen | 10 | Arten | Taxom | | Lycosidae Lehtinen & H..., 1979 | Wolfspinnen | 148 | Arten | Taxom | | Mimetidae Simon, 1881 | Spinnenfresser | 5 | Arten | Taxom | | Mysmenidae Petrunkevitch, 1928 | Kleinkugelspinnen | 2 | Arten | Taxom | | Nesticidae Simon, 1894 | Höhlenspinnen | 2 | Arten | Taxom | | Ochyroceratidae Fage, 1912 | Bodensechsaugenspinnen | 1 | Art | Taxom | | Oecobiidae Blackwall, 1862 | Scheibennetzspinnen | 6 | Arten | Taxom | | Oonopidae Simon, 1890 | Zwergsechsaugenspinnen | 13 | Arten | Taxom | | Oxyopidae Thorell, 1870 | Luchsspinnen | 9 | Arten | Taxom | | Parattidae Petrunkevitch, 1922 | | 4 | Arten | Taxom | | Philodromidae Thorell, 1870 | Laufspinnen | 55 | Arten | Taxom | | Pholcidae C. L. Koch, 1851 | Zitterspinnen | 23 | Arten | Taxom | | Pimoidae Wunderlich, 1986 | | 6 | Arten | Taxom | | Pisauridae Simon, 1890 | Jagdspinnen | 8 | Arten | Taxom | | Plectreuridae Simon, 1893 | | 5 | Arten | Taxom | | Salticidae Blackwall, 1842 | Springspinnen | 222 | Arten | Taxom | | Scytodidae Blackwall, 1864 | Leimschleuderspinnen | 3 | Arten | Taxom | | Segestriidae Simon, 1893 | Fischernetzspinnen | 8 | Arten | Taxom | | Selenopidae Simon, 1897 | | 1 | Art | Taxom | | Sicariidae Keyserling, 1880 | Geigenspinnen | 8 | Arten | Taxom | | Sparassidae Bertkau, 1872 | Huschspinnen | 6 | Arten | Taxom | | Telemidae Fage, 1913 | | 3 | Arten | Taxom | | Tengellidae (Dahl, 1908) | | 13 | Arten | Taxom | | Tetrablemmidae O. P-Cambridge, 1873 | | 1 | Art | Taxom | | Tetragnathidae Menge, 1866 | Dickkieferspinnen | 32 | Arten | Taxom | | Theridiidae Sundevall, 1833 | Kugelspinnen | 127 | Arten | Taxom | | Theridiosomatidae Simon, 1881 | Zwergkreuzspinnen | 2 | Arten | Taxom | | Thomisidae Sundevall, 1833 | Krabbenspinnen | 97 | Arten | Taxom | | Titanoecidae Lehtinen, 1967 | Kalksteinspinnen | 5 | Arten | Taxom | | Uloboridae Thorell, 1869 | Kräuselradnetzspinnen | 6 | Arten | Taxom | | Zodariidae Thorell, 1881 | Ameisenjäger | 3 | Arten | Taxom | | Zoridae F. O. P-Camb..., 1893 | Wanderspinnen | 1 | Art | Taxom | | Zoropsidae Bertkau, 1882 | Kräuseljagdspinnen | 1 | Art | Taxom |
|