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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
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    $149,000.00 - $149,000.00
    $149,000.00
    $149,000.00 - $149,000.00
    $149,000.00

    Rare Adult Axestemys byssinus Turtle | Green River Formation

    In Stone Fossils

    Adult Axestemys byssinus, Trionyx Soft Shelled Turtle Eocene (52 Million Years Ago)  Green River Formation Wyoming, USA   Turtle is approx. 46" lon...

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  • In Stone Fossils
    In Stone Fossils
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    $49,000.00 - $49,000.00
    $49,000.00
    $49,000.00 - $49,000.00
    $49,000.00

    *SOLD* Amia pattersoni | Green River Formation

    In Stone Fossils

    Amia pattersoniEocene (51.98 Million Years Ago)Green River Formation, Wyoming, USA Amia approx. size: 51.5" Plate approx. size: 62.25" x 33" This ...

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    $59.00 - $59.00
    $59.00
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    $59.00

    Fossil Discovery Bucket

    In Stone Fossils

    Dig into history with our Fossil Discovery Bucket, a hands-on experience for fossil enthusiasts of all ages! Each 32 oz. bucket is packed with auth...

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