Search results for: 'guid speadsheet gem al shelled'

A beautifully prepared, LARGE Leonaspis sp. trilobite. Very unique raised eyes design and long spines are fully exposed - see close up photo. Exceptional black shell and spines. A Middle Devonian (380 mya) trilobite from the Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed. An excellent large sized GEM QUALITY specimen.

XM29       Size: 1-1/2"  (1-1/4" )

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

A rare, GEM lower Eocene age Hexanchus agassizi lower jaw tooth from the Isle of Sheppey, Kent, UK.  Very well preserved - excellent condition.

UK011           SIZE: 3/8"

A rare, GEM lower Eocene age Hexanchus agassizi lower jaw tooth from the Isle of Sheppey, Kent, UK.  Very well preserved - excellent condition.   

UK012              SIZE: 5/16"

An exceptionally large Jurassic Cylindroteuthis Belemnite from the Rizan Region, Russia. The brown translucent shell shows exceptional preservation with a polished surface. These Belemnites are incredibly large and massive! From the Kelovey Fm., Middle Jurassiv (170 MYA).  My largest specimen. Authenticity guaranteed.

Name: Cylindroteuthis oweni        Age: Middle Jurassic        Location: Rizan region, Russia

X091           Size: 8-1/4"   (13/16" W)

Link to Belemnites

A GEM Carcharoides totuserratus, a rare and exotic Lamniforme fossil shark tooth. The best that you will find. Miocene age from Argentina. For the rare tooth collector! The BEST of the BEST!

A001          Size: 7/8"

A natural Hoploscaphites nebrascensis ammonite with excellent preservation of the shell material. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits on an original Pierre Shale with a flat base for a great display. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A fantastic display piece.  

SD03        Size: 1-7/8"

Note - Adding 10 So. Dakota ammonites in December 2020.  -->  Link to So. Dakota Ammonites

A Top Quality Ptychodus latissimus, an extinct durophagous (shell-crushing) shark, tooth from Ellis Co., Texas. An excellent example of this Upper Cretaceous Atco Fm. tooth. These massive teeth have a design with 5 to 6 strong transverse ridges extending across the cusp face and granular margins. Authenticity guaranteed.  Near perfect tooth - some root loss. 

T292            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 Dallas Co., Texas. An excellent example of this Upper Cretaceous Atco 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. 

T033            SIZE: 5/8"

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

A GEM Greenland shark (Somniosus), an extremely rare and exotic fossil shark tooth. The best that you will find. Miocene age from Belgium. For the rare tooth collector! The BEST of the BEST!

B530         Size: 1/2"    ( 3/8"W)

A GEM, rare Araucaria mirabilis pine cone polished half specimen from Argentina. Incredible color and detail preserved. Authernticity guaranteed.      

X319 BoP        Size: 2-1/2"

A GEM Great Blue shark (Prionace), a very rare and exotic Lamniforme fossil shark tooth. The best that you will find. Miocene age from Chile. For the rare tooth collector! The BEST of the BEST!

C880             Size: 11/16"       SOLD

A GEM QUALITY Phacops speculator trilobite. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. A fantastic natural black shell with excellent luster. Exceptional compound eyes. A Middle Devonian (380 mya) trilobite from the Oufaten area, Atlas Mts., Morocco. A Museum Quality specimen. Exquisite preparation. Authenticity guaranteed.  The BEST!

XM78        Size: 2-1/4"  (1-1/8" wide)

Adding 9 top quality Morocaan trilobites in November 2025.     Link to Moroccan trilobites.