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

An EXTRA LARGE, incredible natural Nautiloid ammonite from the Cretaceous of Madagascar. A July Fossil of the Month. The aragonite shell is nicely articulated. Very wide (thick), fully inflated, and very heavy. Exceptional color and preservation. A gorgeous display item!  Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 8.5 lbs.  International customers will not have free shipping.

X272        Size: 7"   (4-13/16" wide)

Note - Adding 6 large Madagascar ammonites in July 2023 -->   Link to Madagascar ammonites

A Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. Perfect tooth. 

T029            SIZE: 1/2"

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

A Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Collin Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. Perfect tooth. 

T027            SIZE: 5/8"

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

A Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Collin Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. Perfect tooth. 

T026            SIZE: 3/4"

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

A Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Collin Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. Perfect tooth. 

T025            SIZE: 13/16"

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

A Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Collin Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. Perfect tooth. 

T024            SIZE: 3/4"

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

A Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Collin Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. Perfect tooth. 

T023            SIZE: 3/4"

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

A Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Collin Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. Perfect tooth. 

T022            SIZE: 13/16"

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

An EXTRA LARGE, Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Collin Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. Perfect tooth. 

T021            SIZE: 15/16"

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

A Top Quality Megalodon tooth - an lower jaw anterior tooth from So. Carolina. Highest quality enamel with a BLACK color. The black bourlette is extra large and 90% complete. Great color! The serrations are sharp with a round tip. The root is black colored and complete with no hydration crack. No repair or restoration. Authenticity guaranteed.  An excellent BLACK collector's Megalodon tooth. 

SC031        Size: 3-3/4"

Note - Adding another 12 SC Meg teeth in October 2019 ->  SC Meg Teeth 

A rare Top Quality Megalodon tooth from the Georgia - an upper jaw anterior tooth. The crown has excellent BLACK color. The enamel is the Highest Quality. A Black colored bourlette which is complete. Razor sharp serrations including an good tip serration. The root is a black color, nicely articulated, robust, and complete. This tooth is an excellent Georgia Black Meg tooth!  Note - these Georgia Megs are fantastic - essentially little sign of wear and excellent preservation. An excellent color collector's Megalodon tooth from Georgia. No repair. No restoration. Authenticity guaranteed. 

G118          Size: 3-3/8" (2-5/8" wide)

Note - Adding 15 new Georgia Megalodon teeth in June 2025.  ->  Link to Georgia Megalodon teeth

A rare Top Quality Megalodon tooth from the Georgia - an upper jaw anterior tooth. The crown has excellent BLACK color. The enamel is the Highest Quality. A Large Black colored bourlette which is 95% complete. Razor sharp serrations including an good tip serration. The root is a black color, nicely articulated, robust, and complete. This tooth is an excellent Georgia Black Meg tooth!  Note - these Georgia Megs are fantastic - essentially little sign of wear and excellent preservation. An excellent color collector's Megalodon tooth from Georgia. No repair. No restoration. Authenticity guaranteed. 

G114          Size: 3-7/8" (3" wide)

Note - Adding 15 new Georgia Megalodon teeth in June 2025.  ->  Link to Georgia Megalodon teeth