Ammonites

A natural Hoploscaphites brevis ammonite with great preservation of the shell material. The ammonite shell exhibits fine ribs and sits on the original matrix with a flat base for a great display. Note - calcite crystals are present at the shell opening. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A wonderful display piece.

SD08        Size: 1-5/8"

Note - Adding 10 So. Dakota ammonites in December 2020.  -->  Link to So. Dakota Ammonites

The Ammonite Collection. A Top Quality Hyphantoceras oshimai ammonite from Hokkaido, Japan. This Cretaceous ammonite shows intricate structure. Good color! Authenticity guaranteed. 

AM09        Specimen size: 2-3/8" x 2"    

Adding an 11 piece ammonite collection in November 2023.       Link to Other Ammonites.

A Top Quality Craspedites nodiger ammonite specimen from Saratov, Russia.  Great white color.  Volgian, Jurassic age (145 mya). Authenticity guaranteed.

X254c        Size: 1-1/2"

Note - Adding 7 ammonites in December 2023.    ->   Link to Other Ammonites

A Top Quality Craspedites nodiger ammonite specimen from Saratov, Russia.  Great white color.  Volgian, Jurassic age (145 mya). Authenticity guaranteed.

X254b        Size: 1-3/8"

Note - Adding 7 ammonites in December 2023.    ->   Link to Other Ammonites

A Top Quality pyritized Pleuroceras solare ammonite from Unterstuermig, Germany. This Lower Jurassic ammonite shows intricate structure. Exceptional color! Authenticity guaranteed.  

X268     Size: 1-1/16" 

Adding 10 German Ammonites in October 2022.    Link to Pyritized ammonites.

An incredible sliced and polished Cleoniceras ammonite showing the intricate internal chamber structure with crystal lined pockets. A gorgeous Cretaceous ammonite from Madagascar. The exterior is natural with a hint of red flash. Authenticity guaranteed. A great gift item.   

X214       Size: 4-5/8"

Note - Adding 20 Madagascar ammonites in April 2023  -->   Link to Madagascar ammonites

A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.

XM307        Size: 2-1/8"

A LARGE,  TOP QUALITYQuenstedticeras lamberti ammonite from the Saratov region of Russia. Incredible pyrite replaced ammonites. Natural shell exterior is well preserved. Middle Jurassic age. Authenticity guaranteed. Note - supply of these pyrite ammonites stopped in 2011. This is the last of my inventory.

XR208      Size: 2-5/16"

Adding 4 pyritized Ammonites in November 2022.    Link to Pyritized ammonites.

An incredible whole polished Cleoniceras ammonite showing the intricate external chamber structure. A gorgeous Cretaceous ammonite from Madagascar. Authenticity guaranteed. A great gift item.

X208       Size: 3-1/4"

Note - Adding 20 Madagascar ammonites in April 2023  -->   Link to Madagascar ammonites

An exceptional natural Cranaosphinctes ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. A gorgeous display item!  Authenticity guaranteed.   

X209      Size: 3-1/2"

Note - Adding 20 Madagascar ammonites in October 2020  -->   Link to Madagascar ammonites

A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.

XM304         Size: 2-1/8"

A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.

XM308         Size: 2-1/8"