Wyoming Arrowheads and Projectile Points

Home / Regional Arrowhead Guides / Wyoming

This catalog-backed guide explores projectile point references that explicitly mention Wyoming. It is an identification starting point, not a record of private finds or archaeological site locations.

Arrowhead Types Referenced for Wyoming

  • Agate Basin — Late Paleo-Indian , 10,200-9,600 BCE
  • Agate Basin Wyoming — Plano Tradition Agate Basin Complex , 10,500-10,000 BP
  • Bitterroot Washington — Late Archaic Pacific Northwest , 1,900-4,100 BP
  • Cody Complex Eden — Cody Cultural Complex , 8,700-11,600 BP calibrated
  • Duncan Hanna McKean — McKean Complex , 3,700-2,500 BP (Duncan predominant 2000-1500 BCE, Hanna 1500-1000 BCE)
  • Eden — Cody Complex , 9,250-8,850 BCE
  • Eden Colorado — Cody Complex Late Paleo-Indian , 9,250-8,850 BP
  • Eden Points Wyoming — Cody Complex , 11,600-8,700 years ago
  • Elko Eared Utah — Middle-Late Archaic , 3,500-1,500 BP
  • Green River Wyoming Point — Late Prehistoric , 1,200-300 years ago
  • Hanna McKean — McKean Complex , 4,500-3,000 BCE
  • Hanna Point — Late Archaic , 3,000-1,500 years ago

Indigenous History and Cultural Periods

  • Paleo-Indian (12,000-8,000 BCE): Colby mammoth kill site, Folsom bison hunters
  • Archaic (8,000-200 BCE): McKean complex, mountain sheep hunting
  • Late Prehistoric (200-1,800 CE): Medicine wheel sites, bison pound hunting

How to Identify a Wyoming Arrowhead

Compare the base, stem, notches, flaking, material, and overall outline with the linked type guides. Similar point styles can span neighboring regions and long periods, so provenance and expert review still matter.

Review artifact collection laws before collecting or disturbing any site.

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