Ammonites
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Buried Treasure Fossils offers a large selection of top quality Ammonites for sale. We have Ammonites from France, Madagascar, Morocco, Russia, etc. We have pyrite, red flash, natural, cut and polished Ammonites. Also have nice Orthoceras. These Ammonites are complete and no repair. These Ammonites can show great color, internal crystals and pyrite replacement. Authenticity guaranteed. Great gifts!
- Orthoceras sp.$575.00
An EXTRA LARGE, incredible polished Orthoceras plate showing the intricate internal chamber structure from Morocco. These are Devonian age squid-like creatures. A December Fossil of the Month. Gorgeous jet black and white colors. There are 35+ Orthoceras specimens exposed. Largest Orthoceras is 18" inches in length. A museum quality Orthoceras plate. Authenticity guaranteed. An incredible display piece! It includes a sturdy steel stand. Note: Large and heavy Orthoceras plates will require a supplemental international shipping charge. This items weighs 31 lbs. to ship. Please request quote.
M2021 Plate size: 22-1/2" x 14-1/2"
Note - Adding 2 Orthoceras specimens in December 2023. Link to Othoceras plates
Learn More - Nautiloid sp.$475.00
An EXTRA LARGE, incredible natural Nautiloid ammonite from the Cretaceous of Madagascar. A July Fossil of the Month. The aragonite shell is nicely articulated. Very wide (thick), fully inflated, and very heavy. Exceptional color and preservation. A gorgeous display item! Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 8.5 lbs. International customers will not have free shipping.
X272 Size: 7" (4-13/16" wide)
Note - Adding 6 large Madagascar ammonites in July 2023 --> Link to Madagascar ammonites
Learn More - Cranaosphinctes sp.$450.00
An exceptional natural Cranaosphinctes ammonite showing the very nice external design from Saharaha, Madagascar. A July Fossil of the Month. Jurassic age. A gorgeous display item! Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 7.75 lbs. International customers will not have free shipping.
X270 Size: 7-1/2" (3" wide)
Note - Adding 4 large Madagascar ammonites in July 2023 --> Link to Madagascar ammonites
Learn More - Nautiloid sp.$400.00
A LARGE, incredible natural Nautiloid ammonite from the Cretaceous of Madagascar. The aragonite shell is nicely articulated. Very wide (thick), fully inflated, and very heavy. Exceptional color and preservation. A gorgeous display item! Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 7.35 lbs. International customers will not have free shipping.
X273 Size: 6-1/4" (4-11/16" wide)
Note - Adding 6 large Madagascar ammonites in July 2023 --> Link to Madagascar ammonites
Learn More - Cleoniceras sp.$375.00
An EXTRA LARGE, incredible whole polished Cleoniceras ammonite showing the intricate external chamber structure. A gorgeous Cretaceous ammonite from Madagascar. Authenticity guaranteed. A great gift item. A chrome easel stand is included with this ammonite. Note - this item weighs more than 4.75 lbs. An international shipping charge will apply.
X201 Size: 8-1/2" (1-7/8" wide)
Note - Adding 6 Madagascar ammonites in December 2023 --> Link to Madagascar ammonites
Learn More - Nautiloid sp.$350.00
A LARGE, incredible natural Nautiloid ammonite from the Cretaceous of Madagascar. The aragonite shell is nicely articulated. Very wide (thick), fully inflated, and very heavy. Exceptional color and preservation. A gorgeous display item! Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 6.85 lbs. International customers will not have free shipping.
X274 Size: 6" (4-1/2" wide)
Note - Adding 6 Madagascar ammonites in July 2023 --> Link to Madagascar ammonites
Learn More - Hoploscaphites nodosus$325.00
A natural Hoploscaphites nodosus ammonite and a Nautilus (Eutrephoceras) with excellent preservation of the shell material. A December Fossil of the Month. This ammonite species exhibits big ribs with large tubercles (nodes). Both ammonites are nicely displayed on their original Pierre Shale matrix with a flat base. Matrix size is 4.5" x 2.5". This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A wonderful display piece. Note - this specimen weighs 1.6 lbs. An international shipping charge will apply.
SD06 Size: 2-5/8" & 2"
Note - Adding 10 So. Dakota ammonites in December 2020. --> Link to So. Dakota Ammonites
Learn More - Nautiloid sp.$285.00
A LARGE, incredible natural Nautiloid ammonite from the Cretaceous of Madagascar. The aragonite shell is nicely articulated. Very wide (thick), fully inflated, and very heavy. Exceptional color and preservation. A gorgeous display item! Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 6 lbs. International customers will not have free shipping.
X276 Size: 5-5/8" (4-1/4" wide)
Note - Adding 6 Madagascar ammonites in July 2023 --> Link to Madagascar ammonites
Learn More - Hoploscaphites nebrascensis$275.00
A LARGE, natural Hoploscaphites nebrascensis ammonite with excellent preservation of the shell material. The ammonite shell material has natural iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A wonderful display piece.
SD04 Size: 3-1/2"
Note - Adding 10 So. Dakota ammonites in December 2020. --> Link to So. Dakota Ammonites
Learn More - Cranaosphinctes sp.$250.00
An exceptional natural Cranaosphinctes ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. A gorgeous display item! Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 3.75 lbs. International customers will not have free shipping.
X271 Size: 6" (1-3/4" wide)
Note - Adding 6 large Madagascar ammonites in July 2023 --> Link to Madagascar ammonites
Learn More - Quenstedticeras lamberti$250.00
Two LARGE, TOP QUALITYQuenstedticeras lamberti ammonites on matrix from the Saratov region of Russia. Incredible pyrite replaced ammonites. The natural shell exterior is incredily preserved and reflects an iridescent red color. Middle Jurassic age. Authenticity guaranteed. Note - supply of these pyrite ammonites stopped in 2010. A very showy display piece. Note - specimens are remounted on their natural matrix. A fantastic gift piece.
AM02 Specimen size: 2-5/8" & 1-3/4" Display size: 3-3/4" x 2-3/4"
Adding an 11 piece ammonite collection in November 2023. Link to Other Ammonites.
Learn More - Kosmoceras - Quenstedticeras lamberti$250.00
A TOP QUALITY Kosmoceras sp. and Quenstedticeras lamberti ammonites on matrix from the Saratov region of Russia. Incredible pyrite replaced ammonites. The natural shell exterior is incredily preserved and reflects an iridescent red color. Middle Jurassic age. Authenticity guaranteed. Note - supply of these pyrite ammonites stopped in 2010. A very showy display piece. Note - specimens are remounted on their natural matrix. A fantastic gift piece!
AM01 Specimen size: 2-5/8" & 1-1/4" Display size: 5-3/4" x 4"
Adding an 11 piece ammonite collection in November 2023. Link to Other Ammonites.
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