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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.

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  • In Stone Fossils
    In Stone Fossils
    $49.00 - $49.00
    $49.00
    $49.00 - $49.00
    $49.00

    4" Knightia eocaena | 100% Natural | Green River Formation | Wyoming

    In Stone Fossils

    Knightia eocaena Eocene (51.98 Million Years Ago) Private Quarry, Green River Formation, Wyoming, USA Preparation by Carl Ulrich Obtained from the ...

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    $49.00 - $49.00
    $49.00
    $49.00 - $49.00
    $49.00
  • In Stone Fossils
    In Stone Fossils
    $29.00 - $29.00
    $29.00
    $29.00 - $29.00
    $29.00

    Juvenile Priscacara | Green River Formation | Wyoming

    In Stone Fossils

    Priscacara sp., unrestored specimenEocene (51.98 Million Years Ago)Green River Formation, Wyoming, USAIn Stone Fossils Private Quarry   Plate a...

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    $29.00
  • In Stone Fossils
    In Stone Fossils
    $29.00 - $29.00
    $29.00
    $29.00 - $29.00
    $29.00

    Mini Fossil Discovery Bucket

    In Stone Fossils

    Dig into history with our Mini Fossil Discovery Bucket, a hands-on experience for fossil enthusiasts of all ages! Each 16 oz. bucket is packed with...

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    $29.00 - $29.00
    $29.00
    $29.00 - $29.00
    $29.00
  • In Stone Fossils
    In Stone Fossils
    $20.00 - $20.00
    $20.00
    $20.00 - $20.00
    $20.00

    2" Double Knightia eocaena | 100% Natural | Green River Formation

    In Stone Fossils

    Knightia fossil found from our private quarry with beautiful reddish-gold toned iron mineral replacement of which our quarry is prized for. This be...

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    $20.00 - $20.00
    $20.00
    $20.00 - $20.00
    $20.00
  • In Stone Fossils
    In Stone Fossils
    $19.00 - $300.00
    $19.00 - $300.00
    $19.00 - $300.00
    $19.00

    Prepare Your Own Fossil Fish

    In Stone Fossils

    Our Instagram followers love to watch us prepare these specimens, and how satisfying and relaxing it is to remove the matrix away from the fossil. ...

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    $19.00 - $300.00
    $19.00 - $300.00
    $19.00 - $300.00
    $19.00
  • In Stone Fossils
    In Stone Fossils
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    $15.00 - $15.00
    $15.00
    $15.00 - $15.00
    $15.00

    Fossil Mini Fish (Knightia eocaena) | Eco-Friendly | Green River Formation

    In Stone Fossils

    Natural Knightia eocaena from In Stone Fossils Private Quarry Receive ONE mini fish on description card. A must have for any collector big or small...

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    $15.00 - $15.00
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    $15.00 - $15.00
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  • In Stone Fossils
    In Stone Fossils
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    $20.00
    $20.00 - $20.00
    $20.00
    $15.00
    $15.00 - $15.00
    $15.00

    Knightia Mini Fish in a Case (Unrestored)

    In Stone Fossils

    Knightia eocaena mortality, unrestored specimen Eocene (51.98 Million Years Ago)  Green River Formation, Wyoming, USA In Stone Fossils Private Quar...

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    $20.00 - $20.00
    $20.00
    $15.00
    $15.00 - $15.00
    $15.00
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  • In Stone Fossils
    In Stone Fossils
    $5.00 - $100.00
    $5.00 - $100.00
    $5.00 - $100.00
    $5.00

    💥HOT DEAL💥Science Class Knightia Mini Fish | 100% Natural | Green River Formation | $5/ea or 25 Fish for $4/ea

    In Stone Fossils

    These mini Knightia eocaena fossil fish are perfect for a classroom setting or even small gifts. Affordable and 100% natural, they make a great edu...

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    $5.00 - $100.00
    $5.00 - $100.00
    $5.00 - $100.00
    $5.00
  • In Stone Fossils
    In Stone Fossils
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    $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00

    Natural Mini Knightia Fish | Green River Formation

    In Stone Fossils

    FOSSIL FISH everyone can afford!! Get one mini Knightia eocaena hand selected just for you, perfect for small gifts! Knightia eocaena, unrestored  ...

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    $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00
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