Search results for: 'rays red so rivalry meaning first good'

High quality Riker type display frames. Good for smaller Megalodon teeth. Made in the USA. Dimensions (L x W x D) (Inches)

DD03            Size: 5 x 6 x 1-1/4

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 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.

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 XXL Carcharodontosaurus tooth. This tooth is huge and nearly all crown! An excellent RED color! High quality enamel with an excellent red patina. Excellent overall quality and preservation. Excellent anterior and posterior serrations. Excellent growth waves near cutting edge. Largest position tooth in jaw - extra wide crown. You can see a crack and it has not been filled or painted. This is a natural tooth with a field repair. A Museum Quality EXTRA LARGE tooth. The largest top quality Charcharodontosaur tooth that I have seen. A monster Carcharodontosaurus tooth like this won't last long! M1201 SIZE: 5" (1-7/8" W)

A rare Top Quality, Allosaurus fragilis  tooth. This Allosaurus crown measures 15/16" and it remains on its original Morrison Fm. matrix. The enamel is high quality. Great rich dark brown color. Good serrations. Very good overall condition and serrations. No restoration. Allosaurus was the apex predator during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Grand Co., Utah. Authenticity guaranteed.  Note - the matrix is ground flat for a stable display.

DL08         SIZE: 15/16"   

Note - Adding 8 Allosaurus fossils in January 2023    Link to Allosaurus teeth

A Top Quality Triassic petrified limb slice from Circle Cliffs, Utah. This petrified wood is from the Chinle Fm and is Triassic age (210 MYA). A natural fossil wood specimen with one end polished. Limb slice is 2-1/4" thick and makes a good display. This piece exhibits good preservation and color. Authenticity guaranteed. An exceptional old collection display piece!   Note - This items weighs 2.3 lbs and will require a shipping supplement to free shipping offers. 

PW17     SIZE:   4-7/8" x  2" x  2-1/4" thick

Note - Adding 23 petrified wood specimens in November 2023 --> Link to petrified wood

An EXTRA LARGE, Top Quality Knightia fish from the 18 Inch layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  This piece is from the 18 Inch Layer which is extremely dense and difficult to prepare. It also provides the most detailed, highly preserved fossils. Exceptional preservation and preparation.  No repair. All natural. Authenticity guaranteed. An excellent display piece. The BEST!  

X452        SIZE: 6-1/8" 

Note - Adding 27 Green River Fm. Fossil fish in October 2020 --> Link to Fossil Fish

A Knightia fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Excellent preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X462         SIZE: 3-1/2"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

A Knightia fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Excellent preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X461         SIZE: 3-3/4"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

A Knightia fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Excellent preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X460         SIZE: 4-1/4"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish