Search results for: 'line paleozo first planus first guid'

An ultra rare, Top Quality EXTRA LARGE Edestus heinrichi shark whorl section with 3 big crowns, from Herrin, Illinois. An April Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Excellent preservation and serrations. Note - extra long root whorl section with 3 extra large crowns - very rare. 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 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. Note - Two crown tips were professionally retored. Authenticity guaranteed. Three crown whorl sections are rare! 

I01 BoP2           SIZE: 1-3/4" teeth   (Whorl  7-1/4")

Adding 15 Edestus shark specimens in April 2021.    Link to Edestus shark.

An ultra rare, Top Quality EXTRA LARGE Edestus heinrichi shark whorl section with 4 big crowns, from Sparta, Illinois. An August Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Excellent preservation and serrations. Note - extra long root whorl section with 4 extra large crowns - very rare. 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 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. Four crown whorl sections are extremely rare! 

I01  BoP           SIZE: 2" teeth   (Whorl  6")

Adding 15 Edestus shark specimens in August 2020.    Link to Edestus shark.

An excellent pair of large Isurus praecursor shark teeth.  First lateral teeth.

SC1267 (Right)           SIZE: 1-5/16"

An excellent pair of large Isurus praecursor shark teeth.  First lateral teeth.

SC1269 (Right)             SIZE: 1-1/8"

Chondrichthyes I - The is the Paleozoic Elasmobranchii reference book equivalent to Cappetta's book. This text is also a 2004 Reprint in very limited quantities. This is without a doubt the best and most comprehensive book published about the fossil sharks to date covering the Paleozoic era. Excellent text and fantastic illustrations of shark teeth. Hard bound with118 pages - heavy weight and glossy. Includes 116 figures. ** One book remains***  Note - an intenational shipping surcharge may be required for qualified free shipping orders.

BB01            Size: 8-1/2" x 11"

A very rare, Top Quality Tyrannosaurus rex  tooth. This first maxillary tooth measures 2-1/4". The enamel has excellent color and patina. Worn anterior and excellent posterior serrations. Base cross-section is a tall oval. One crack. No restoration. A top quality tooth! T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. One of my finest T. rex teeth. Note - a Riker frame display is included. 

DT08        SIZE:  2-1/4"   (Base: 13/16" x 5/8")

Note - Adding 8 T. rex teeth in March 2024.    Link to T. rex teeth -->  T. rex teeth

A very rare, Top Quality juvenileTyrannosaurus rex  tooth . This first dentary tooth measures 1-1/16".  The enamel has excellent color and patina. Excellent mesial and good distal serrations. Base cross-section is a tall oval. No hydration cracks. No repair or restoration. A small section of the based is restored.. A top quality tooth! T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Authenticity guaranteed. Note - a Gem case display is included. 

DT14        SIZE: 1-1/16"   

Note - Adding 16 T. rex teeth in June 2024.    Link to T. rex teeth -->  T. rex 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

A TOP QUALITY, very rare Basilosaurus cetoides, an Archaeocete whale tooth found in the Suwanee River, Suwanee Co., Florida. An excellent incisor or canine tooth (see photo for tooth positions).  An excellent light brown colored crown and root. Nicely articulated. Note - enamel tip shows wear pattern on crown from grinding. Whales do not shed their teeth like the sharks so there teeth will wear with age. An Eocene age tooth (35 MYA).  No repair or restoration. A great Archaeocete tooth from the Suwanee River, Florida.  A very rare collector's tooth from an old collection.  

F1011       SIZE: 2-5/8"

Note - Adding a collection of 27 Basilosaurus teeth from Florida and Georgia in July 2023.   Link to Basilosaurus teeth.

A TOP QUALITY, very rare Basilosaurus cetoides, an Archaeocete whale tooth found in the Suwanee River, Suwanee Co., Florida. An excellent canine or incisor tooth (see photo for tooth positions).  An excellent brown colored crown and root. Nicely articulated. Note - enamel tip shows a small wear pattern on crown. Whales do not shed their teeth like the sharks so there teeth will wear with age. An Eocene age tooth (35 MYA).  No repair or restoration. A great Archaeocete tooth from the Suwanee River, Florida.  A very rare collector's tooth from an old collection.  

F1010       SIZE: 2-3/4"

Note - Adding a collection of 27 Basilosaurus teeth from Florida and Georgia in July 2023.   Link to Basilosaurus teeth.

A TOP QUALITY, very rare Basilosaurus cetoides, an Archaeocete whale tooth found in the Suwanee River, Suwanee Co., Florida. An excellent canine or incisor tooth (see photo for tooth positions).  An incredible red colored crown and a brown root. Nicely articulated. Note - enamel tip shows a very small wear pattern on crown. Whales do not shed their teeth like the sharks so there teeth will wear with age. An Eocene age tooth (35 MYA).  No repair or restoration. A great Archaeocete tooth from the Suwanee River, Florida.  A very rare collector's tooth from an old collection.  

F1009       SIZE: 2-15/16"

Note - Adding a collection of 27 Basilosaurus teeth from Florida and Georgia in July 2023.   Link to Basilosaurus teeth.

A TOP QUALITY, very rare Basilosaurus cetoides, an Archaeocete whale tooth found in the Suwanee River, Suwanee Co., Florida. An excellent canine or incisor tooth (see photo for tooth positions).  An excellent brown colored crown and root. Nicely articulated. Note - enamel tip shows a wear pattern on crown. Whales do not shed their teeth like the sharks so there teeth will wear with age. An Eocene age tooth (35 MYA).  No repair or restoration. A great Archaeocete tooth from the Suwanee River, Florida.  A very rare collector's tooth from an old collection.  

F1008       SIZE: 3-1/2"

Note - Adding a collection of 27 Basilosaurus teeth from Florida and Georgia in July 2023.   Link to Basilosaurus teeth.