Collection: Green River Formation Fossils

The highest quality Green River Formation Fossil Fish now available to buy online Direct From the Source. Museum quality fossil preparation practices using the highest quality air abrasives under high definition microscopes. Green River Formation Fossil Fish found and prepared by In Stone Fossils from their privately owned quarry located near Kemmerer, Wyoming.
53 products
  • Mystery Box
    Regular price
    $10.00
    Sale price
    $10.00
    Regular price
    Unit price
    per 
    Sold out
  • Prepare Your Own Fossil Fish
    Regular price
    from $19.00
    Sale price
    from $19.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia Mini Fish in a Case
    Regular price
    $9.95
    Sale price
    $9.95
    Regular price
    $15.00
    Unit price
    per 
    Sold out
  • Fossil Collection Bundle
    Regular price
    $18.00
    Sale price
    $18.00
    Regular price
    Unit price
    per 
    Sold out
  • Boosted Mystery Box
    Regular price
    $49.00
    Sale price
    $49.00
    Regular price
    Unit price
    per 
    Sold out
  • Natural Partial Mini Knightia Fish
    Regular price
    $2.00
    Sale price
    $2.00
    Regular price
    Unit price
    per 
    Sold out
  • Ancient Aquatic Collection
    Regular price
    $29.00
    Sale price
    $29.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia Mini Fish in a Case (Unrestored)
    Regular price
    $15.00
    Sale price
    $15.00
    Regular price
    $20.00
    Unit price
    per 
    Sold out
  • Hang-It Display System Brackets
    Regular price
    $9.00
    Sale price
    $9.00
    Regular price
    Unit price
    per 
    Sold out
  • In Stone Fossils Gift Card
    Regular price
    from $10.00
    Sale price
    from $10.00
    Regular price
    Unit price
    per 
    Sold out
  • Diplomystus 5.5"
    Regular price
    $39.00
    Sale price
    $39.00
    Regular price
    Unit price
    per 
    Sold out
  • Flex Fit Hat
    Regular price
    $24.00
    Sale price
    $24.00
    Regular price
    Unit price
    per 
    Sold out
  • Mioplosus 5.75"
    Regular price
    $95.00
    Sale price
    $95.00
    Regular price
    Unit price
    per 
    Sold out
  • Mioplosus 9.5" Unrestored
    Regular price
    $295.00
    Sale price
    $295.00
    Regular price
    Unit price
    per 
    Sold out
  • Tiny Knightia eocaena Mini Fish A+ Quality
    Regular price
    $9.00
    Sale price
    $9.00
    Regular price
    Unit price
    per 
    Sold out
  • All Natural Knightia Mortality Plate
    Regular price
    $19.00
    Sale price
    $19.00
    Regular price
    Unit price
    per 
    Sold out
  • Mioplosus labracoides 13.5"
    Regular price
    $900.00
    Sale price
    $900.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia 3.25"
    Regular price
    $29.00
    Sale price
    $29.00
    Regular price
    Unit price
    per 
    Sold out
  • Cockerellites liops (Formerly Priscacara liops)
    Regular price
    $175.00
    Sale price
    $175.00
    Regular price
    Unit price
    per 
    Sold out
  • Juvenile Mioplosus 3.5"
    Regular price
    $45.00
    Sale price
    $45.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia eocaena Mortality
    Regular price
    $450.00
    Sale price
    $450.00
    Regular price
    Unit price
    per 
    Sold out
  • Trucker Hat
    Regular price
    $24.00
    Sale price
    $24.00
    Regular price
    Unit price
    per 
    Sold out
  • Diplomystus 18"
    Regular price
    $850.00
    Sale price
    $850.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia eocaena 3.75"
    Regular price
    $39.00
    Sale price
    $39.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia alta 5.75"
    Regular price
    $75.00
    Sale price
    $75.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia 4.5"
    Regular price
    $39.00
    Sale price
    $39.00
    Regular price
    Unit price
    per 
    Sold out
  • Phareodus testis -Museum Grade Specimen-
    Regular price
    $1,750.00
    Sale price
    $1,750.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia Mortality Plate
    Regular price
    $39.00
    Sale price
    $39.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia Mortality Plate
    Regular price
    $39.00
    Sale price
    $39.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia Mortality Plate
    Regular price
    $49.00
    Sale price
    $49.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia eocaena Mortality
    Regular price
    $75.00
    Sale price
    $75.00
    Regular price
    Unit price
    per 
    Sold out
  • Knightia 3.25"
    Regular price
    $18.00
    Sale price
    $18.00
    Regular price
    Unit price
    per 
    Sold out