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New Mexico State University

List of Families found in the Arid Southwest and Associated Mountain Ranges

Mygalomorphae

  1. Antrodiaetidae
  2. Cyrtaucheniidae
  3. Ctenizidae
  4. Mecicobothriidae
  5. Dipluridae
  6. Theraphosidae

Araneomorphae

  1. Hypochilidae
  2. Filistatidae
  3. Sicariidae
    (=Loxoscelidae)  
  4. Scytodidae
  5. Leptonetidae
  6. Pholcidae
  7. Plectreuridae
  8. Diguetidae
  9. Caponiidae
  10. Segestriidae
  11. Dysderidae
  12. Oonopidae
  13. Mimetidae
  14. Oecobiidae
  15. Uloboridae
  16. Nesticidae
  1. Theridiidae
  2. Mysmenidae
  3. Linyphiidae
  4. Tetragnathidae   
  5. NephilidaeAraneidae
  6. Lycosidae
  7. Trechaleidae
  8. Pisauridae
  9. Oxyopidae
  10. Zorocratidae
  11. Zoridae
  12. Ctenidae
  13. Agelenidae
  14. Hahniidae
  15. Dictynidae
  16. Amaurobiidae
  1. Titanoecidae
  2. Tengellidae
  3. Miturgidae
  4. Anyphaenidae
  5. Liocranidae
  6. Clubionidae
  7. Corinnidae
  8. Zordariidae
  9. Homalonychidae
  10. Prodidomidae
  11. Gnaphosidae
  12. Selenopidae
  13. Sparassidae
    (=Heteropodidae)  
  14. Philodromidae
  15. Thomisidae
  16. Salticidae