Ammonites

An incredible whole polished Douvilleiceras ammonite showing the intricate external shell suture structure. Gorgeous Cretaceous ammonites from Madagascar. Douvilleiceras  has large external ribs and is quite wide or thick.   Authenticity guaranteed. A very showy specimen!      

X241        Size: 3-5/8"  (1-7/8" wide)

Note - Adding 12 Madagascar ammonites in December 2024  -->   Link to Madagascar ammonites

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

X212       Size: 6"

Note - Adding 15 Madagascar ammonites in December 2025  -->   Link to Madagascar ammonites

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

X210       Size: 6-3/8"

Note - Adding 15 Madagascar ammonites in December 2025  -->   Link to Madagascar ammonites

The Ammonite Collection. A cluster of three Top Quality pyritized Pleuroceras costatum ammonites from Heinbaum, Germany. There are two specimens on top and one on the bottom with a fossil clam. This Jurassic ammonite shows an intricate pyrite replaced structure. Exceptional color! Authenticity guaranteed.

AM11        Size: 1-1/4"

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

The Ammonite Collection. A Top Quality Cheloniceras albieni ammonite from El Habib, Madagascar. This Cretaceous (Albanian) ammonite is prepared to show the internal good structure. Very unique piece. A thick ammonite. Excellent preservation. Great color! Authenticity guaranteed. 

AM06       Specimen size:  3-1/2" x 2-7/8" x 1-3/4" Thick    

Adding an 11 piece ammonite collection in November 2023.       Link to Other 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. An easel stand is included. A very affordable gift.     

X216       Size: 4-3/4"

Note - Adding 6 Madagascar ammonites in December 2023  -->   Link to Madagascar ammonites

An EXTRA LARGE, 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. An extra thick specimen (1-3/4").  Authenticity gauranteed. This is a great early Ammonite. An excellent display items!  Note - This item weighs 2.7 lbs. An international supplemental postage charge will be applied.

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2001         Size: 7"   (1-3/4" thick)

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"

An incredible whole polished Desmoceras ammonite showing the intricate external chamber structure. A new species with a larger suture pattern and very thick. 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 1.2 lbs. An international shipping charge will apply. 

X221       Size: 3-1/2"  (1-1/4" wide)

Note - Adding 17 Madagascar ammonites in November 2024  -->   Link to Madagascar ammonites

An incredible whole polished Cleoniceras ammonite showing the intricate external chamber structure. A gorgeous Cretaceous ammonite from Madagascar. Authenticity guaranteed. A chrome easel stand is included with this ammonite. A great gift item.     

X206       Size: 4-3/4"  (1-1/16" wide)

Note - Adding 17 Madagascar ammonites in November 2024  -->   Link to Madagascar ammonites

An incredible whole polished Douvilleiceras ammonite showing the intricate external shell suture structure. Gorgeous Cretaceous ammonites from Madagascar. Douvilleiceras  has large external ribs and is quite wide or thick.   Authenticity guaranteed. A very showy specimen!      

X242        Size: 3-1/2"  (1-3/4" wide)

Note - Adding 12 Madagascar ammonites in December 2024  -->   Link to Madagascar ammonites

A natural Hoploscaphites brevis ammonite with great preservation of the shell material. The ammonite shell exhibits excellent natural iridescence. A matrix free specimen with a thick profile. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A fantastic display piece.

SD09        Size: 2"

Note - Adding 6 So. Dakota ammonites in August 2025.  -->  Link to So. Dakota Ammonites