Search results for: 'shelling great with tooth four a necklace'

A "Flying" TOP QUALITY Walliserops trifurcatus trilobite, the "trident Comura".  A November Fossil of the Month and one of the collector's favorite spiny trilobites. Walliserops trifurcatus is an unusual looking species with three rows of of spines run down its back and a trident-like fork extending from the front of the cephalon. The preparation is German controlled with all original colors and no restoration. Exceptional completeness and preservation. Great natural black shell with excellent luster. The bottom of this trilobite has been cleaned out and it sits on an 1" matrix pedestal. A very difficult species to prepare. Excellent shell and spine preservation. Compound eyes are very good. Good size. A rare species! One of the ultimate Middle Devonian (380 mya) spiny trilobite from the Foum Zguid, Morocco. Authenticity guaranteed. One of my favorite spiny trilobites!  Museum Quality.  On Hold

XM06          Size: 3-1/4"  x  1-1/4"

Adding 9 top quality Devonian age Moroccan trilobite species.  -->  Link to Moroccan Trilobites.

A 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!  

T384            SIZE: 1-1/16"

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

A 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!  

T382            SIZE: 1-1/8"

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

A 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!  

T381            SIZE: 1-1/8"

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!  

T380            SIZE: 1-3/16"

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!  

T376            SIZE: 1-1/4"

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!  

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

An ULTRA RARE, MONSTER Great White shark tooth - upper jaw anterior tooth from Chile. A BIG pathologic GW tooth. A June Fossil of the Month. This tooth has a BLUE colored crown, a distinct gum line, and a burgundy root. Fantastic color! Highest quality enamel with little hydration cracks and no peeling. The enamel does have large wrinkles and the serration edge has multiple waves. Serrations are large with a good tip serration. The root is thick and extra wide. Excellent preservation - note nutrient hole on root. No repair or restoration. An EXCELLENT collector's tooth. Authenticity guaranteed. 

C202 BoP        Size: 2-3/4"    (2-1/16" W)

Note - Adding 32 Chilean Great White teeth in June 2021       Link to Great White shark teeth

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw lateral tooth with four cusps. Excellent preservation and fantastic color. A Blue site tooth. Perfect cusps. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C406U          Size: 13/16"  W  

Note - Adding 22 new Chilean Hexanchus teeth in May 2021 ->  Link to Hexanchus Teeth 

A GEM QUALITY, EXTRA LARGE exceptionally prepared, Belenopyge estevei  trilobite. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. Great natural dark brown shell with excellent luster. The dimpled eyes are well preserved. A Lower Devonian (Pragian - 395 mya - Ihandar Fm.) trilobite from the Djebel Mrakib, Atlas Mts., Morocco. Authenticity guaranteed. Museum Quality. One of the rarer species.

XM59         Size: 1-5/16"  (1-3/16" wide)

Note - Adding 16 new Moroccan Trilobites in May 2024.    -->    Link to Moroccan Trilobites

An EXTRA LARGE, Top Quality Crotalocephalina gibbus trilobite from Morocco. The preparation is German with all original colors and no restoration. Great natural greenish black shell with excellent luster. The specimen is fully exposed including the base on the cephalon and very nicely displayed. A Lower Devonian trilobite  (395 mya) from the Hamar Laghdad area, Atlas Mts., Morocco. Authenticity guaranteed. Museum Quality specimen. 

XM08          Size: 3-1/8"

Note - Adding 16 new Moroccan Trilobites in May 2024.    -->    Link to Moroccan Trilobites