Search results for: 'arare 15 sperm wide replacement first'

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.

A Top Quality Cretoxyrhina mantelli tooth from Ness Co., Kansas. An excellent example of this Cretaceous shark. Authenticity guaranteed. Near Perfect tooth.

KS011            SIZE: 15/16"

Note - Adding 15  new  Cretoxyrhina mantelli teeth in April 2020.   Link to Kansas Cretoxyrhina teeth

A LARGE RARE, Albertavenator curriei  (Troodon) tooth from the Horseshoe Canyon Fm. of Alberta, Canada. Troodontid teeth are known for their very unique shaped teeth with unusually large distal serrations. The enamel is excellent with an excellent brown color.  Excellent large posterior and anterior serrations. Please note that Albertavenator teeth typically have anterior (mesial) serrations. There is a small damage on the tip. No repair or restoration. Legally collected on private land in the Horseshoe Canyon Fm., Alberta, Canada. These Albertavenator teeth were collected pre-July 1978 and a Confirmation Certificate #001427 was granted (see photo). Authenticity guaranteed. This is your chance to own a rare, quality Troodon tooth. Not a perfect tooth.  Note - A gem jar will be included as photographed. 

DO39       SIZE: 3/8"

Note - Adding 10 new Albertavenator Troodontid teeth in April 2024.     Link to Troodon catalog.

A LARGE, Top Quality Elosuchus cherifiensis crocodile tooth from the Kem Kem region of Morocco. Incredible detail and red color. Wide base. These crocodile teeth are Mid Cretaceous epoch, Cenomanian stage (96 million years ago). An excellent collector's tooth. No repair or restoration. Authenticity guaranteed.

M1377       SIZE: 2-1/4"  (7/8" wide)

Note - Adding 8 new crocodile teeth from Morocco in November 2024.    Moroccan Crocodile catalog link.

An EXTRA LARGE, Top Quality Elosuchus cherifiensis crocodile tooth from the Kem Kem region of Morocco. Incredible detail and red color. Wide base. These crocodile teeth are Mid Cretaceous epoch, Cenomanian stage (96 million years ago). An excellent collector's tooth. No repair or restoration. Authenticity guaranteed.

M1375       SIZE: 2-7/8"  (1-1/8" wide)

Note - Adding 8 new crocodile teeth from Morocco in November 2024.    Moroccan Crocodile catalog link.

An EXTRA LARGE, Top Quality Elosuchus cherifiensis crocodile tooth from the Kem Kem region of Morocco. Incredible detail and red color. Extra wide base. These crocodile teeth are Mid Cretaceous epoch, Cenomanian stage (96 million years ago). Note - tip was restored. An excellent collector's tooth. Authenticity guaranteed.

M1371       SIZE: 3-1/16"  (1-1/4" wide)

Note - Adding 8 new crocodile teeth from Morocco in November 2024.    Moroccan Crocodile catalog link.

A TOP QUALITY Spinosaurus aegyptiacus tooth from the Kem Kem region of Morocco. Highest quality enamel with well preserved and pronounced grooves running up the crown. Excellent red color. Wide crown. No cracks. No repair or restoration.  An excellent quality, collector's Spinosaurus tooth!  Authenticity guaranteed.

M1242       Size: 3-7/16"    (1-3/16" wide) 

Note - Adding 19 new Spinosaurus teeth added in September 2025.     Link to Spinosaurus teeth.

An EXTRA LARGE, TOP QUALITY Spinosaurus aegyptiacus tooth from the Kem Kem region of Morocco. Highest quality enamel with well preserved and pronounced grooves running up the crown. Excellent red color. Extra wide crown. One crack. No restoration.  An excellent quality, collector's Spinosaurus tooth!  Authenticity guaranteed.

M1232       Size: 4-1/2"    (1-1/4" wide) 

Note - Adding 19 new Spinosaurus teeth added in September 2025.     Link to Spinosaurus teeth.

A TOP QUALITY, EXTRA LARGE & very rare Archaeocete whale, Zygorhiza kochii. Our November Fossil of the Month is a highly desirable Zygorhiza molar or "yoke" tooth.  An exceptional light brown colored crown and tan root. Nicely articulated. Complete root. This tooth has minimal repair to 2nd & 4th cusp on the left side and a small amount to the 4th cusp on the right side. Very little repair overall for a yoke tooth which are typically heavily repaired.  The BEST Archaeocete molar that I have seen from So. Carolina in a long time. A very rare collector's tooth. Museum Quality.  Note - 6" x 8' Riker frame included.

SC1321        SIZE: 4-1/2"

A TOP QUALITY, HUGE & very rare Archaeocete whale, Zygorhiza kochii. An exceptionally large incisor tooth.  An exceptional brown colored crown and root. Nicely articulated. Complete root.This tooth has some repair to the tip. A huge Archaeocete incisor from So. Carolina.  A very rare collector's tooth.  

SC1323        SIZE: 5"

Note - 14 new Archaeocete whale teeth from So. Carolina added in November 2017. Our largest selection of top quality Archaeocete teeth ever!          Archaeocete Whale catalog link.

A TOP QUALITY, very rare Archaeocete whale, Zygorhiza kochii. A large premolar tooth.  An exceptional brown colored crown and root. Nicely articulated. Complete root.This tooth has some repair to the tip. A great Archaeocete premolar from So. Carolina.  A very rare collector's tooth.  

SC1324        SIZE: 4"

Note - 14 new Archaeocete whale teeth from So. Carolina added in November 2017. Our largest selection of top quality Archaeocete teeth ever!          Archaeocete Whale catalog link.