Search results for: 'desori line good'

A rare Mako shark tooth from Sumatra, Indonesia. These teeth appear to be juvenile Isurus desori teeth (narrow crown) and are scarce in the Sumatran deposit. They were deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's tooth. D052 is the upper jaw tooth on the right. Authenticity guaranteed.

D052 (Right)       SIZE: 1/2"

Note - 5 new Sumatran Mako teeth added in January 2018.       Link to Sumatran teeth.

A rare Mako shark tooth from Sumatra, Indonesia. These teeth appear to be juvenile Isurus desori teeth (narrow crown) and are scarce in the Sumatran deposit. They were deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's tooth. D053 is the lower jaw tooth on the left. Authenticity guaranteed.

D053 (Left)       SIZE: 1/2"

Note - 5 new Sumatran Mako teeth added in January 2018.       Link to Sumatran teeth.

A rare Mako shark tooth from Sumatra, Indonesia. These teeth appear to be juvenile Isurus desori teeth (narrow crown) and are scarce in the Sumatran deposit. They were deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's tooth. D054 is the lower jaw tooth on the right. Authenticity guaranteed.

D054 (Right)       SIZE: 7/16"

Note - 5 new Sumatran Mako teeth added in January 2018.       Link to Sumatran teeth.

An EXCELLENT, Isurus oxyrhincus tooth, the Shortfin Mako, from the Meherrin River, No. Carolina. Upper jaw lateral tooth. Good copper red color with exceptional gloss. The root shows very nice detail includes a side dentical. Absolutely great preservation and condition - sharp edges and tip. Authenticity guaranteed. Good color!   

NC369            SIZE: 1-5/16"

A High QUALITY Nanotyrannus lancensis tooth from the western US. This juvenile tooth measures 15/16" (straight line). The enamel has some root etching. The posterior serrations are good. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed.  An excellent collector's Nano tooth. 

DN15        SIZE: 15/16"

Note - Adding 24 Nanotyrannus teeth in March 2025  ->  Link to Nano Teeth

An EXTRA LARGE, TOP QUALITY Nanotyrannus lancensis tooth from the western US. This tooth measures 1-15/16" (straight line). The enamel is very good quality. The posterior serrations are excellent. Two cracks. No restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed.  An excellent collector's big Nano tooth. Note - a Riker display case is included.

DN04       SIZE: 1-15/16"

Note - Adding 18 Nanotyrannus teeth in August 2023  ->  Link to Nano Teeth

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. Some pockets are crystal lined! A gorgeous Cretaceous ammonite from Madagascar. The slightly polished exterior has a hint of "red flash". Authenticity guaranteed. A great gift item.     

X219       Size: 3-3/4"

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. All pockets are crystal lined! A gorgeous Cretaceous ammonite from Madagascar. The slightly polished exterior has a hint of "red flash". Authenticity guaranteed. A great gift item.     

X215       Size: 4-5/16"

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. Several pockets are crystal lined! A gorgeous Cretaceous ammonite from Madagascar. The slightly polished exterior has a hint of "red flash". Authenticity guaranteed. A great gift item.     

X214       Size: 5-3/4"

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

A TOP QUALITY, Isurus oxyrhincus tooth, the Shortfin Mako, from the Meherrin River, No. Carolina. An Upper jaw antero-lateral tooth with a wicked hook. Good copper red color with exceptional gloss. The root shows very nice detail. Absolutely great preservation and condition - sharp edges and tip - very clean. Great color!   

NC367              SIZE: 1-7/16"