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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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    Garfish | Atractosteus simplex | Green River Formation | Wyoming

    In Stone Fossils

    Atractosteus simplex Eocene (51.98 million years) Green River Formation, Wyoming In Stone Fossils Private Quarry  Plate approx: 39" x 24.25" G...

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    Fossil Leaf | Macginitiea wyomingensis | Green River Formation | Wyoming

    In Stone Fossils

    Macginitiea wyomingensis, an extinct genus species of the plane tree family Platanaceae.  Plate size approx: 20.5" x 22.25" x 1.5" Specimen size...

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

    Fossils For Sale | 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 smal...

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    Notogoneus osculus Juvenile Fossil Fish | Green River Formation | Natural Specimen

    Fossils For Sale | In Stone Fossils

    Notogoneus osculus Natural Specimen, zero restoration with full skin intact  Eocene (52.3 Million Years Ago)  Green River Formation, Wyoming, USA ...

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    14" Diplomystus | Green River Formation

    In Stone Fossils

    Diplomystus unrestored specimen 100% Natural  Eocene (52.3 Million Years Ago)  Green River Formation, Wyoming, USA  In Stone Fossils Private Quarr...

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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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    Large Knightia Mini Fish Mortality Plate

    In Stone Fossils

    Knightia eocaena mortality layer, unrestored specimen Eocene (52.3 Million Years Ago)  Green River Formation, Wyoming, USA  In Stone Fossils Privat...

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    10" Priscacara serrata Museum Quality Specimen | Green River Formation

    In Stone Fossils

    Priscacara serrata 100% Natural, no restoration  Eocene (52.3 Million Years Ago)  Green River Formation, Wyoming, USA  In Stone Fossils Private Qua...

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    Sabalites powellii Fossil Palm Leaf | Wyoming | Zero Restoration

    Fossils For Sale | In Stone Fossils

    Sabalites powellii, an extinct species of palm frond in the family Arcaceae.  Dimensions approx: 44.5" x 34.25"   Due to the size of this specime...

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    Fossil Block - LIMITED RUN Authentic 12" x 12" Fossil Pay Load

    In Stone Fossils

    If you couldn't visit the quarry this year... we'll just SHIP IT TO YOU  Only THIRTEEN available 12" x 12" x 3" (approximate sizes) blocks of Fossi...

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  • $580.00 - $580.00
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    Knightia Mini Fish Mortality Plate

    In Stone Fossils

    Knightia eocaena mortality layer, unrestored specimen Eocene (52.3 Million Years Ago)  Green River Formation, Wyoming, USA  In Stone Fossils Privat...

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    Hang-It Display System Brackets

    In Stone Fossils

    Sold as a pair for top and bottom. 4.5" polycarbonate in black.  Take your fossils from out of the cabinet and securely fit them to any wall for a ...

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    Boosted Mystery Box

    In Stone Fossils

    What's inside? Nobody knows! It'll be either crystals or fossils already on our online store worth at least $49! You can choose a preference.  You ...

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    Mystery Box

    In Stone Fossils

    What's inside? Nobody knows! It'll be either crystals or fossils already on our online store worth at least $10! You can choose a preference.  You ...

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    $20.00
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    Knightia Mini Fish in a Case (Unrestored)

    In Stone Fossils

    Knightia eocaena mortality, unrestored specimen Eocene (52.3 Million Years Ago)  Green River Formation, Wyoming, USA In Stone Fossils Private Quarr...

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  • $19.00 - $45.00
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    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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    Fossil Collection Bundle

    In Stone Fossils

    Great starter set for the avid fossil enthusiast!   -One Ammonite half -One Otodus Fossil Shark Tooth  -One Trilobite -One fossil fish...

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    $249,000.00
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    Xiphactinus audax | Monster Cretaceous Fossil Fish | Niobrara Chalk Formation, Kansas

    Fossils For Sale | In Stone Fossils

    Xiphactinus audax  87 and 82 million years ago during the Coniacian, Santonian, and Campanian stages of the Late Cretaceous Niobrara Chalk Formatio...

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  • Sold out
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    Sabalites powelli Palm

    In Stone Fossils

    Auction: November 24th 12:00pm MST until December 8th 5:00pm MST  Joining fee is $100 to bid.  This fossil palm frond is a show stopping and awe in...

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    Sold out
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    Five 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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    $64.00 - $64.00
    $64.00
    $64.00 - $64.00
    $64.00
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    Coprolite (Fossil Feces) 💩 In Original Matrix | Green River Formation | Wyoming

    In Stone Fossils

    Green River Formation, Wyoming  Found on In Stone Fossils Private Quarry  Eocene - 52.3 Million Years Ago Authentic Coprolite (fossil feces) perhap...

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    Coprolite (Fossil Feces) 💩 In Original Matrix | Green River Formation | Wyoming

    In Stone Fossils

    Green River Formation, Wyoming  Found on In Stone Fossils Private Quarry  Eocene - 52.3 Million Years Ago Authentic Coprolite (fossil feces) perhap...

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    Beautifully Preserved Feather | 100% Natural | Green River Formation

    In Stone Fossils

    This beautiful, unidentified feather is well preserved and 100% all natural from the In Stone Fossils Private Quarry in Kemmerer, Wyoming  Feather ...

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