Search results for: 'grows black 20 inch thick ridg'

A LARGE, Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  

T373            SIZE: 1-3/8"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A LARGE, Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  

T372            SIZE: 1-3/8"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A very rare, associated set of nine Cretaceous shark vertebraewith excellent color. Excellent concentric growth rings well preserved. Vertebra are 3/8" thick. The exposed centra face is clean. Cretaceous age. Excellent quality - exceptionally rare!    

M1167            SIZE: 3/4" x 3-5/8" L

A Top Quality, Triceratops horridus frill section from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek formation which is known for three horns and the large frill protecting its neck. This is a great frill section with excellent detail preserved. You can see all of the natural blood grooves across the surface of the frill. A very thick end of frill section.  No repair or restoration. 100% natural specimen. Legally collected on private land in Garfield Co., Montana. Authenticity guaranteed. 

DC46         SIZE: 3-3/4" Wide x 2-1/2 High x 1-3/4" Thick

Note - Adding 19 new Triceratops bones in May 2023.       Link to Triceratops fossils catalog

A Top Quality Palmoxylon sp. - Petrified Palm trunk section from Toledo Bend, Louisiana. This petrified palm is from the Catahoula Fm and is Oligocene age (30 MYA). One side is polished and the other side is natural. The interior is highly vascular with unqiue pores and channels that have been silicified into agate. Trunk slice thickness is 2.3/4" and makes a great display. This piece exhibits exceptional preservation and color. Authenticity guaranteed. An exceptional old collection display piece!   Note - This items weighs 4.3 lbs and will require a shipping supplement to free shipping offers. 

PW20     SIZE:   5-1/2" x  4" x  2-3/4" thick

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

A Top Quality Araucarioxylon arizonicum, petrified wood bookends from Williams, Arizona. This petrified wood is from the Chinle Fm. and is Triassic age (210 MYA). A natural fossil wood section relaced by silica with rainbow colors. These beautiful bookends are 3" thick and felt lined lined inner face and bottom. They are also quite heavy at 10lbs+ each. They are built to be highly attractive, yet useable bookends. This piece exhibits exceptional preservation and color. Authenticity guaranteed. An exceptional old collection display piece!   Note - This items weighs 22 lbs and will require a shipping supplement to free shipping offers. 

PW06      SIZE:   6" to 3-1/2"  x  7" high  x  3" thick

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

A Top Quality, Triceratops horridus frill section from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek formation which is known for three horns and the large frill protecting its neck. This is a great frill section with excellent detail preserved. You can see all of the natural blood grooves across the surface of the frill. No repair or restoration. 100% natural specimen. Legally collected on private land in Carter Co., Montana. Authenticity guaranteed.  Note - this frill section is from the skull connection, and it is very thick (3") & heavy.

DC44         SIZE: 3-3/4" Wide x 2-3/8" High x 3" Thick

Note - Adding 14 new Triceratops bones in November 2024.       Link to Triceratops fossils catalog

A very rare, Top Quality Anchiceratops ornatus epoccipital (frill ornament) from the late Cretaceous of northern North America. Anchiceratops was a large ceratopsian dinosaur found in the Horseshoe Canyon formation which has three horns and a large frill protecting its neck. This epoccipital has excellent detail preserved and great color / patina. The epoccipitals were triangular bone ornaments that lined the top of the frill.  This epoccipital exhibits incredible detailnand is very thick & heavy. Partial specimen with minor crack fill. No repair or restoration. Legally collected on private land in Alberta, Canada. Authenticity guaranteed. Disposition number 000028-0000029.

DC66c         SIZE: 4" Height x 4-1/2" Wide  x 1-3/4" Thick

Note - Adding 17 Canadian bones & teeth in April 2025.    Link to Canadian Dinosaur fossils catalog

A very rare, Top Quality Anchiceratops ornatus epoccipital (frill ornament) from the late Cretaceous of northern North America. Anchiceratops was a large ceratopsian dinosaur found in the Horseshoe Canyon formation which has three horns and a large frill protecting its neck. This epoccipital has excellent detail preserved and great color / patina. The epoccipitals were triangular bone ornaments that lined the top of the frill.  This epoccipital exhibits incredible detailnand is very thick & heavy. Mostly specimen with minor crack fill. No repair or restoration. Legally collected on private land in Alberta, Canada. Authenticity guaranteed. Disposition number 000028-0000029.

DC65c         SIZE: 3-1/2" Height x 4" Wide  x 1-3/4" Thick

Note - Adding 17 Canadian bones & teeth in April 2025.    Link to Canadian Dinosaur fossils catalog

Another April Fossil of the Month - a GEM, 3" top quality BLACK Mako tooth from So.Carolina. High quality enamel and solid charcoal gray colored root. Great colors! Mirror like surfaces! Sharp cutting edges. Museum Quality. An exceptional collector's tooth! BEST of the BEST.

SC301        SIZE: 3"+

A Top Quality Ptychodus polygyrus, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Kamp Ranch Fm. tooth. These massive teeth have a design with 8 to 9 fine transverse ridges extending across the cusp face and transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Near perfect tooth - root not complete. This is a rare species.

T261            SIZE: 1"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A rare, Top Quality Avisaurus archibaldi tooth from the Hell Creek Fm. of Montana. A extinct primitive toothed bird from the Enantiornithine bird family. These teeth are triangular and thin, and the crown is non-serrate and may have longitudinal ridges. The root has to has a strong vertical notch. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. 

DM09       Size: 3/16"

Note - Adding 10 new Avisaurus teeth in July 2021      Link to Avisaurus catalog.