Search results for: 'group stock gem ca 94043'

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!

T390            SIZE: 1-1/16"

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

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. A November Fossil of the Month. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These massive teeth have a design includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. Not perfect tooth - tooth was cracked in half when found. P. mortoni is a rare rare species in Texas, and when teeth get this large they are extremely rare! A massive anterior tooth  - maximum size!

T381 BoP         SIZE: 2" (long)  x  1-1/8" (wide) x 1-1/8" (height)

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 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. Near perfect tooth - root missing. 

T028            SIZE: 11/16"

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

New   Exceptionally large, GEM lower jaw - anterior teeth. These are the largest C. appendiculata teeth that I have ever seen!  These anterior teeth are really difficult to find.  Rare!

M156 (Right)              SIZE: 1-1/8"+

New   Exceptionally large, GEM lower jaw - anterior teeth. These are the largest C. appendiculata teeth that I have ever seen!  These anterior teeth are really difficult to find.  Rare!

M158 (Right)            SIZE: 1-1/16"

New   Exceptionally large, GEM lower jaw - lateral teeth. These are the largest C. appendiculata teeth that I have ever seen!  These anterior teeth are really difficult to find.  Rare!

M214 (Left)          SIZE: 1-1/4"

New   Exceptionally large, GEM lower jaw - lateral teeth. These are the largest C. appendiculata teeth that I have ever seen!  These anterior teeth are really difficult to find.  Rare!

M215 (Right)         SIZE: 1-3/16"

Oxyrinchus - A 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.

C612   (RIght)       Size: 13/16"

A GEM Mako shark tooth. Wire wrapped for a necklace. All teeth are Pliocene age - 4 million years old! Includes a 18" black or 16" Red leather necklace with clasp.

C02J           Size: 1-15/16"

A GEM Mako shark tooth. Wire wrapped for a necklace. All teeth are Pliocene age - 4 million years old! Includes a 18" black or 16" Red leather necklace with clasp.

C11J            Size: 1-9/16"

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 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!  Perfect tooth.

T396            SIZE: 13/16"

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