Search results for: 'fingernail parabolic first detail guid'

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. 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. 

I21          SIZE:  3/4" crown

Adding 22 Edestus shark specimens in July 2025.    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. 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. 

I20          SIZE:  1" crown

Adding 22 Edestus shark specimens in July 2025.    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. 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. 

I19          SIZE:  1-3/16" crown

Adding 22 Edestus shark specimens 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. 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. 

I13          SIZE:  1-1/4"crown

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. 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. 

I12          SIZE:  1-1/2"crown

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

An ULTRA RARE, TOP QUALITY Basilosaurus tooth, an Archaeocete whale from the Flint River, northern Florida. This June Fossil of the Month is a highly desirable Basilosaurus premolar tooth.  An exceptional brown & red colored crown and brown root. The crown has fantastic articulation with incredible detail and color. Complete root. No repair or restoration. Authenticity guaranteed.  A very rare collector's tooth. Museum Quality.  Note - 3" x 4" Riker frame included. One of my favorites!

F951        SIZE: 2-5/16"

An ultra rare group of two associated TOP QUALITY Araucaria mirabilis pine cones from Argentina. A May Fossil of the Month. These cones were found side by side and remain on their original natural matrix. The Jurassic pine cones are exquisite and known for their highy quality and extreme preservation. This cone is large and shows great exterior detail. Rare short stem sections are present. An incredible pair of associated natural pine cones. No repair or restoration. Authenticity guaranteed. Note - new Argentine pine cone specimen export has stopped for more than 10 years! These cones come from an old collection. Specmen sits nicely on its flat base and makes a fantastic display piece!  Note - this specimen weighs 1.75 lbs. and will require supplemental postage for international customers. 

 X301       Size: 2-5/8" x 2-1/8"   &   2-1/8" x 2-1/8"

Note - Adding 7 rare Argentine pine cone specimens in May 2023.      Link to Pine Cone fossils.

A Top Quality Scyphocrinites elegans crinoid from Alnif, Morocco. The Scyphocrinites crinoid was a floating variety which was attached to a holdfast air bladder that supported multiple stems and calyx ("flower"). This crinoid has a bulbous calyx with incredible detail. This crinoid has a good sized stem section of 3". These crinoids make fantastic display pieces. Museum Quality specimen. Authenticity guaranteed. Matrix size: 6-3/8" x 4.25".  Note - Weighs 1.25 lbs - international shipping charge supplement required. Note - International customers will have discounted shipping. Please inquire.

M2056        SIZE: 6-3/8" x 4-1/4"

Name: Scyphocrinites elegans        Age: Upper Silurian (420 MMYA)        Location: Djebel Issoumour, Alnif, Morocco

Note - Adding four crinoids in October 2022.  ->   Link to Crinoids

Two Top Quality Scyphocrinites elegans crinoids from Alnif, Morocco. The Scyphocrinites crinoid was a floating variety which was attached to a holdfast air bladder that supported multiple stems and calyx ("flower"). This crinoid has a bulbous calyx with incredible detail. These crinoids have good sized stem sections of 2-1/4" and 3-1/2". These crinoids make fantastic display pieces. Museum Quality specimen. Authenticity guaranteed. Matrix size: 7" x 4".  Note - Weighs 1.8 lbs - international shipping charge supplement required. Note - International customers will have discounted shipping. Please inquire.

M2051        SIZE: 7" x 5-1/8"

Name: Scyphocrinites elegans        Age: Upper Silurian (420 MMYA)        Location: Djebel Issoumour, Alnif, Morocco

Note - Adding four crinoids in October 2022.  ->   Link to Crinoids

An Extra Large, Top Quality Priscacara (Cockerellites) liops fish from the 18" layer, Green River Fm., Lincoln Co. Wyoming. The Priscacara liops is an extinct Perch from the Eocene age (50 MYA). This piece is from the 18 Inch Layer which is extremely hard and difficult to prepare. It also provides the most detailed, highly preserved fossils. Exceptional preservation and preparation. No repair. All natural. Plate size is 7" x 9". Note - this fish has a free form matrix cut and a backer board with hanger. This Priscaccara is ready to hang! An excellent display piece!  Museum Quality. Authenticity guaranteed.

X482 BoP        SIZE: 6"

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