Search results for: 'ancep silver back i noted your like'

A very rare, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. An excellent matrix specimen that inludes the opposing tooth mold as well. Excellent preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion or a vertical whipping motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. Note - shipping weight is 1.9 lbs. International "free shipping" will require supplemental postage.

I11        SIZE:  3" w/ root  (1-1/2" crown) ;  Matrix block is 3.5" x 3.5"

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

A very rare, LARGE, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Note - this tooth has a lot of pyrite and the tip is naturally rounded (polished)  which thought to be due to the vertical whipping motion used to slice prey.  Excellent preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion or a vertical whipping motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. 

I09        SIZE:  4-1/8" w/ root  (1-7/8" crown) 

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

An exceptional natural Perisphinctes sp. ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. Authenticity guaranteed.

X239       Size: 2-5/8"  

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

An exceptional natural Perisphinctes sp. ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. Authenticity guaranteed.

X238       Size: 2-5/8"  

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

An exceptional natural Perisphinctes sp. ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. Authenticity guaranteed.

X237       Size: 2-3/4"  

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

An exceptional natural Perisphinctes sp. ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. Authenticity guaranteed.

X236       Size: 2-5/8"  

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

An EXTRA LARGE, HIGH QUALITY Megalodon - upper jaw tooth from West Java, Indonesia. This tooth remains on its original limestone matrix - very unique. This Megalodon has an excellent tan colored crown and a golden tan & brown tan colored bourlette. Highest quality enamel. Excellent color! The serrations are razor sharp with a good tip serration. The root is near complete with no pits that happens with most West Java Megs. Miocene Age. No repair or restoration. Authenticity Guaranteed. A great display piece.

IN46        Size: 5"  

Note - Adding 15 HQ Indonesian Megalodon Teeth in November 2020.  ->   Link to HQ Indonesian Megs

A HIGH QUALITY Megalodon  - upper jaw tooth from West Java, Indonesia. This Megalodon has an excellent Blue & Tan colored crown with a complete brown & tan colored bourlette. Highest quality enamel. Fantatic & rare colors!  The serrations are razor sharp with an excellent tip. Tooth has one crack. The root has a thin layer of matrix which may cover erosion that happens with most West Java Megs. Miocene Age. Authenticity Guaranteed. A very attractive tooth!

IN62        Size: 4-5/16"  (3-1/2" wide)

Note - Adding 14 HQ Indonesian Megalodon Teeth in November 2025.  ->   Link to HQ Indonesian Megs

A rare Hemipristis serra tooth, the Snaggletooth shark, from Sumatra, Indonesia. These teeth 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. Authenticity guaranteed.

D032       SIZE: 1-1/8"

Note - 8 new Sumatran Hemipristis teeth added in January 2018.       Link to Sumatran teeth.

A Top Quality Timurlengia euotica tooth from the late Cretaceous (Turonian) in northern Central Asia. A June Fossil of the Month. Timurlengia was discovered in 2016 in the Bissekty Fm  (90 MYA), and it filled a gap in the Tyrannosaur family ancestry. This tooth measures 1-1/2" - an excellent Tyrannosaur tooth. The enamel is high quality with excellent color. Excellent anterior and posterior serrations. Serrated to the tip. Wide base at 5/8". No cracks, repair or restoration. Found in the Kyzylkum Desert, Uzbekistan. Authenticity guaranteed. A very rare and special collector's tooth. 

DY31         SIZE: 1-1/2"   (5/8" wide)

Note - Added 18 new Tyrannosaur teeth in June 2023.       Link to Tyrannosaur teeth catalog.

An excellent "short & compressed crown" Otodus obliquus tooth from the Khouribga phosphate mining area of Morocco. This tip pathologic tooth point at you! A very difficult pathology to locate. Complete tooth. No Repair! Authenticity guaranteed. A fantastic collector's tooth.

M008P               SIZE: 1-3/8"

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. D056 is an upper jaw tooth. Authenticity guaranteed.

D056        SIZE: 7/16"

Note - 6 new Sumatran Mako teeth added in January 2018.       Link to Sumatran teeth.