Search results for: 'group stone gem ca 94043'

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 EXTRA LARGE, High 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! The last of my largest teeth.  

T371            SIZE: 1-3/4" x 1' height

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

A beautifully prepared, GEM QUALITY Comura bultyncki trilobite. The collector's favorite spiny trilobite. An April Fossil of the Month. Dozens of large spines fully exposed requiring many dozens of hours of air abrasion. One of the most difficult species to prepare. The Comura has very ornate spiny trilobite design with excellent compound eyes! Excellent shell and spine preservation. Large size. A scarce species! The ultimate Middle Devonian (390 mya) spiny trilobite from the Oufaten area, Atlas Mts., Morocco. Authenticity guaranteed. One of my favorite spiny trilobites and one of the best Comura trilobites that I have seen!  Note - specimen weights 2.3 lbs. International orders will require supplemental postage. Please inquire.  

XM05          Size: 2-1/4"   (1-9/16" wide)

Adding 31 quality Moroccan trilobites in April 2025.     Link to Moroccan trilobites.

A GEM Galeocerdo cuvier tooth. One of the rarest species to find at this Chile site. A killer tooth! Note - I have only seen 3 teeth from the Chile site. The BEST!

C896          Size: 1/2"+

Oxyrinchus - A large, GEM rare I. oxyrinchus tooth. Upper jaw lateral teeth position. Very nice light color with exceptional gloss. Great preservation and condition - extra sharp edges and tip - exceptionally clean.

C611   (Left)        Size: 3/4"

Oxyrinchus - A large, GEM rare I. oxyrinchus tooth. Upper jaw lateral teeth position. Very nice light color with exceptional gloss. Great preservation and condition - extra sharp edges and tip - exceptionally clean.

C613   (Left)          Size: 7/8"

Oxyrinchus - A large, GEM rare I. oxyrinchus tooth. Upper jaw lateral teeth position. Very nice light color with exceptional gloss. Great preservation and condition - extra sharp edges and tip - exceptionally clean.

C614   (Right)       Size: 7/8"

An EXTRA LARGE, GEM Tyrannosaurus rex tooth. This crown measures 3-1/2" and is extra thick (1-1/4"). The GEM quality 3"+ teeth are also the "holy grail" collector's T-Rex tooth. The enamel is the highest quality with a narrow strip of root etching. Exceptional anterior and posterior serrations. No cracks. 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., Butte Co., So. Dakota.

DT02          SIZE: 3-1/2"   (1-1/4" W)

An EXTRA LARGE, very rare, GEM Quality Parotodus benedeni  tooth with a massive root from Ridgeville., So. Carolina. A Miocene-Pliocene age tooth from the Hawthorne Fm. Nice Tan color. Lateral tooth. A May Fossil of the Month. Highest quality enamel with raxor sharp edges and a "needle-like" sharp tip. Root is complete, very thick (11/16"), nicely articulated, and a very small hydration crack. No repair or restoration. Authenticity guaranteed. A very difficult tooth to locate. Rare location.  A GEM for the collector who needs the best.

SC860              SIZE: 2-5/8"+

Adding 15 So. Caroilna Parotodus benedeni teeth in May 2025.  ->   Link to SC Parotodus benedeni teeth.

A GEM Quality, "Banded" Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 1-3/16" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Blaine Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A GEM case display is included.

DY15         SIZE: 1-3/16"   (Base: 7/16" wide)

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A Top Quality Ptychodus anonymus, an extinct durophagous (shell-crushing) shark, tooth from Johnson Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with transverse ridges extending across the cusp face. Authenticity guaranteed. Perfect tooth. 

T085            SIZE: 3/8"

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