Ammonites

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!
- 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 - Hoploscaphites nebrascensis$225.00
Three natural Hoploscaphites nebrascensis ammonites in a cluster with excellent preservation of the shell material. There are three ammonites in this cluster. The shell material has natural iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits in an original Pierre Shale nodule with a flat base for a great display. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A wonderful display piece. Note - this specimen weighs 1.3 lbs. An international shipping charge will apply.
SD01 Size: 2"
Note - Adding 10 So. Dakota ammonites in December 2020. --> Link to So. Dakota Ammonites
Learn More - Crioceras loryi$195.00
A gorgeous, very rare early Cretaceous Crioceras loryi ammonite specimen from Drome, France. A rare uncoiled, spiny Ammonite with external spikes preserved. This is a Lower Cretaceous ammonite (Lower Hauterivian) - 135 MYA. Authenticity guaranteed.
FR304 Size: 2-1/4"
Learn More - Craspedites nodiger$175.00
A gorgeous, extra large Jurassic Craspedites ammonite specimen from Russia.
X252 Size: 1-7/8"
Learn More - Goniatities sp. , an early Ammonite relative$150.00
An incredible, EXTRA LARGE polished ammonite display piece showing the intricate internal chamber structure. The rock matrix is a beautiful material and the Ammonite cavities are mineral filled! The ammonite is beautifully polished on all sides and is displayed using a natural matrix stand. Authenticity gauranteed. A fantastic display item! Overall height with base is 9-5/8". Note - this item weighs 4.8 lbs. An international supplemental postage charge will be applied.
Name: Goniatities sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco
M2020 Size: 8-1/8"+
Learn More - Crioceras loryi$145.00
A gorgeous, very rare early Cretaceous Crioceras loryi ammonite specimen from Drome, France. A rare uncoiled, spiny Ammonite. This is a Lower Cretaceous ammonite (Lower Hauterivian) - 135 MYA. Authenticity guaranteed.
FR301 Size: 3-1/4"
Learn More - Crioceras loryi$125.00
A gorgeous, very rare early Cretaceous Crioceras loryi ammonite specimen from Drome, France. A rare uncoiled, spiny Ammonite. This is a Lower Cretaceous ammonite (Lower Hauterivian) - 135 MYA. Authenticity guaranteed.
FR303 Size: 2-7/8"
Learn More - Hoploscaphites nebrascensis$125.00
A natural Hoploscaphites nebrascensis ammonite with excellent preservation of the shell material. The ammonite shell has iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits in an original Pierre Shale nodule with a flat base for a great display. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A wonderful display piece.
SD02 Size: 2-1/8"
Note - Adding 10 So. Dakota ammonites in December 2020. --> Link to So. Dakota Ammonites
Learn More - Quenstedticeras lamberti$115.00
A gorgeous Quenstedticeras lamberti ammonite from the Saratov region of Russia. Incredible pyrite replaced ammonite with a crystal lined interior. This ammonite has natural irredescent crystal colors - very nice. Excellent pyrite crystals! Middle Jurassic age. Authenticity guaranteed. Note - supply of these pyrite ammonites stopped in 2011. This is the last of my inventory.
XR207 Size: 1-3/4"
Adding 23 pyritized Ammonites in November 2021. Link to Pyritized ammonites.
Learn More - Hoploscaphites nebrascensis$95.00
A natural Hoploscaphites nebrascensis ammonite with excellent preservation of the shell material. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits on an original Pierre Shale with a flat base for a great display. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A wonderful display piece.
SD03 Size: 1-7/8"
Note - Adding 10 So. Dakota ammonites in December 2020. --> Link to So. Dakota Ammonites
Learn More - Orthoceras sp.$95.00
A LARGE, incredible polished Orthoceras plate showing the intricate internal chamber structure from Morocco. These are Devonian age squid-like creatures. Gorgeous jet black and white colors. Eleven Orthoceras specimens exposed. Largest Orthoceras is 11" in length. A museum quality Orthoceras plate. An incredible display piece!
M2024 Plate size: 13-1/2" x 12"
Note - Adding five Orthoceras specimens in October 2022. Link to Othoceras plates
Learn More - Orthoceras sp.$95.00
A LARGE, incredible polished Orthoceras plate showing the intricate internal chamber structure from Morocco. These are Devonian age squid-like creatures. Gorgeous jet black and white colors. Eleven Orthoceras specimens exposed. Largest Orthoceras is 11" in length. A museum quality Orthoceras plate. An incredible display piece!
M2022 Plate size: 13-1/2" x 9"
Note - Adding five Orthoceras specimens in October 2022. Link to Othoceras plates
Learn More