Search results for: 'fingernail parabolic first detail good'

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 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. 

I23          SIZE:  1-7/8"  w/ root  (7/8" 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. 

I18          SIZE:  2-1/2" w/ root   (1-1/4"crown)

Adding 22 Edestus shark teeth 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. Fantastic enamel quality. 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. 

I17          SIZE:  1-5/8" w/ root   (1-1/4"crown)

Adding 22 Edestus shark teeth 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. Fantastic enamel quality. 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. 

I16          SIZE:  2-3/8" w/ root   (1-3/4"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 crown enamel. 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. 

I08        SIZE:  3-1/8" w/ root  (1-3/8" crown) 

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

A very rare, EXTRA 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. 

I06        SIZE:  3-1/8" w/ root  (2-1/8" crown) 

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

A rare, LARGE Top Quality Suwanee Auriculatus tooth from northern Florida. An exceptional upper jaw anterior tooth. Gorgeous charcoal gray colored crown with a brown colored bourlette, and brown root. Highest quality enamel. Excellent color & preservation with great river polish. The serrations are large and sharp with a good tip serration. The root is complete. It is very hard to find these teeth in perfect condition. An excellent collector's Suwanee River Auriculatus tooth! Authenticity guaranteed.

F433           SIZE: 2-13/16"

Note - Adding 5 Suwanee Auriculatus teeth in June 2019.     Link to the Suwanee Auriculatus teeth.

An EXTRA LARGE Top Quality Scyphocrinites elegans crinoid from Alnif, southeastern Morocco. A January Fossil of the Month.  The Scyphocrinites crinoid was a floating variety which was attached to a holdfast air bladder that supported multiple stems and calyx ("flower"). This large crinoid has a bulbous calyx with incredible detail and the calyxs are large.  These crinoids make fantastic display pieces. Museum Quality. Authenticity guaranteed. A steel display stand comes with this crinoid. Matrix size: 15" x 13".  Note - Weighs 14 lbs - international shipping charge supplement required. Note - International customers will have discounted shipping. Please inquire.

M2057        CALYX SIZE:  6-1/2" x 8"  

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

Note - Posting 2 crinoids in January 2025.     Link to Crinoids

Two EXTRA LARGE, Top Quality Scyphocrinites elegans crinoids from Alnif, southeastern Morocco. A January Fossil of the Month. The Scyphocrinites crinoid was a floating variety which was attached to a holdfast air bladder that supported multiple stems and calyx ("flower"). This large crinoid has a bulbous calyx with incredible detail and the calyxs are large.  These crinoids make fantastic display pieces. Museum Quality. Authenticity guaranteed. A steel display stand comes with this crinoid. Matrix size: 17" x 14".  Note - Weighs 18 lbs - international shipping charge supplement required. Note - International customers will have discounted shipping. Please inquire.

M2053        CALYX SIZE:  7" x 8"  

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

Note - Posting 2 crinoids in January 2025.     Link to Crinoids

Two very nicely preserved 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"). These crinoids have a bulbous calyx with incredible detail. The upper crinoid has a stem section of 2-1/2". These crinoids make fantastic display pieces. Matrix size: 12" x 9". An incredible multi-specimen example on a reasonably sized piece of matrix. Authenticity guaranteed. Note - Weighs 7.25 lbs - an international shipping supplement applies. Note - International customers will have discounted shipping. Please inquire.

M2052          Crinoid Size: 7-1/2" x 4"

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

Note - Adding three crinoids in December 2021.    Link to Crinoids