Fossils for Sale - Under $50
Buried Treasure Fossils offers a selection of very popular, quality ammonites, fossil fish, trilobites, orthoceras, dinosaur, mosasaur, crocodile, shrimp, brittle stars, brachiopods, etc. for sale for less than $50. All items are authentic fossils. Authenticity guaranteed. (Note - there is one inexpensive spiny trilobite replica listed. The only replica on our website.)
- Coprolite (Fossil dung)$40.00
A Top Quality mammal coprolite (fossil dung). So detailed that is it hard to believe. Incredible preservation. It is Miocene age (approx. 20 million years ago) from the Wilkes Fm., Toledo, Washington. A very unique and fantastic gift item. Authenticity guaranteed. And they don't stink!
X004 SIZE: 1-3/4" x 1-1/16"
Note - 7 new coprolite fossils added in December 2025. Link to coprolites.
Learn More - Eodiaphyodus granulosus$37.50
A Top Quality, well preserved Eodiaphyodus granulosus tooth crusher plate from the phosphate region of Morocco. Eodiaphyodus ("dawn Diaphyodus") is an extinct genus of marine phyllodont ray-finned fish known from Late Cretaceous sediments across Africa. Complete plate! No repair or restoration. Authenticity guaranteed.
M1325 SIZE: 2-3/4" x 2-1/4"
Note - Adding two Eodiaphyodus plates in January 2026. Link to Eodiaphyodus teeth.
Learn More - Coprolite (Fossil dung)$35.00
A Top Quality mammal coprolite (fossil dung). So detailed that is it hard to believe. Incredible preservation. It is Miocene age (approx. 20 million years ago) from the Wilkes Fm., Toledo, Washington. A very unique and fantastic gift item. Authenticity guaranteed. And they don't stink!
X007 SIZE: 2-1/8" x 1-5/8"
Note - 15 new coprolite fossils added in November 2022. Link to coprolites.
Learn More - Goniatites sp. - early Ammonite relative$35.00
An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. A thick specimen (1-3/8"). Authenticity gauranteed. This is a great early Ammonite. An excellent display items!
Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco
M2006 Size: 3" (1-3/8" thick)
Learn More - Goniatites sp. - early Ammonite relative$35.00
An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!
Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco
M2003 Size: 3-1/8"
Learn More - Alligator scute - Florida$35.00Learn More
A well preserved Alligator mississippiensis, scute from northern Florida. This alligator scute is from the Pleistocene in North America. No repair or restoration. Authenticity guaranteed.
X817 Size: 1-5/8" x 1-3/8" x 1/2" height
Name: Alligator scute (osteoderm)
Age: Pleistocene
Location: Northern Florida
Note - Posting 26 mammal and reptile fossils in March 2024. Link to Other Marine Reptiles
- Alligator scute - Florida$35.00Learn More
A well preserved Alligator mississippiensis, scute from northern Florida. This alligator scute is from the Pleistocene in North America. No repair or restoration. Authenticity guaranteed.
X816 Size: 1-7/8" x 1-1/4" x 1/2" height
Name: Alligator scute (osteoderm)
Age: Pleistocene
Location: Northern Florida
Note - Posting 26 mammal and reptile fossils in March 2024. Link to Other Marine Reptiles
- Diplomystus dentatus$35.00
A Diplomystus fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Diplomystus dentatus is a Herring from the Eocene age (50 MYA). Very good preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!
X464 SIZE: 4"
Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish
Learn More - Knightia eocaena$35.00
A Knightia fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA). Excellent preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!
X460 SIZE: 4-1/4"
Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish
Learn More - Diplomystus dentatus$35.00
A Top Quality Diplomystus fish from the Splitfish layer, Green River Fm., Lincoln Co. Wyoming. The Diplomystus dentatus is a Herring fish from the Eocene age (50 MYA) in the ancient Lake Gosiute deposit. These fossil fish are nicely preserved fossils. Excellent preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!
X478 SIZE: 3-5/8"
Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish
Learn More - Equus sp. Caleaneus bone$35.00
A LARGE, well preserved horse caleaneus bone (Equus sp. ) from Northern Florida. The caleaneus is the heel bone. The horse arrived in North America during the late Pliocene and became extinct at the end of the Pleistocene. A well fossilized specimen. No repair or restoration. Authenticity guaranteed.
XH28 Size: 4-3/4"
Name: Equus sp.
Age: Pleistocene
Location: Northern Florida
Note - Posting 23 horse fossils in December 2024. Link to Horse Fossils
Learn More - Bison antiquus - Astragalus bone$35.00
A LARGE, well preserved bison astragalus bone (Bison antiquus) from Northern Florida. The astragalus is the ankle bone. The bison arrived in North America during the middle Pleistocene (195, 000 to 135,000 years ago). A well fossilized specimen. No repair or restoration. Authenticity guaranteed.
XB15 Size: 2-3/8"
Name: Bison antiquus
Age: Pleistocene
Location: Northern Florida
Note - Posting 12 bison fossils in December 2024. Link to Horse Fossils
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