Search results for: 'group stone gem ca 94043'

A Very Rare, Top Quality (Gem) Rolfodon ludvigseni tooth from Hornby Island, British Columbia, Canada. An August Fossil of the Month. This is a new genius of Frill shark from the Late Cretaceous deep water Northumberland Formation deposit. A unique species of Chlamydoselachiform shark, the Frill shark. These teeth exhibit classic Frill shark design with a central cusp flanked by two lateral cusps. The crown is near complete (central cusp end damage)  and the root is complete. Note - two crown ends were very neatly reattached without fill or gaps which is typical for a matrix free specimen. Crack lines are hard to see without magnification. Highest quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection. A fantastic Frill shark specimen!

CD91              SIZE: 5/8"  Wide 

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to all Hornby Island shark teeth.

A Very Rare, Top Quality (Gem) Rolfodon ludvigseni tooth from Hornby Island, British Columbia, Canada. An August Fossil of the Month. This is a new genius from the Late Cretaceous deep water Northumberland Formation deposit. A unique species of Chlamydoselachiform shark, the Frill shark. These teeth exhibit classic Frill shark design with a central cusp flanked by two lateral cusps. A lateral tooth. The crown is complete and the root is complete. Note - two crown ends were very neatly reattached without fill or gaps which is typical for a matrix free specimen. Crack lines are hard to see without magnification. Highest quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection. A fantastic Frill shark specimen!

CD92              SIZE: 5/16"  Wide 

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to all Hornby Island shark teeth.

A RARE, Albertavenator curriei  (Troodon) tooth from the Horseshoe Canyon Fm. of Alberta, Canada. A premaxillary tooth. I only have one PM tooth. An April Fossil of the Month. Troodontid teeth are known for their very unique shaped teeth with unusually large distal serrations. The enamel is excellent with an excellent brown color.  Excellent large posterior and anterior serrations. Please note that Albertavenator teeth typically have anterior (mesial) serrations. There is a very small wear facet on the tip. No repair or restoration. Legally collected on private land in the Horseshoe Canyon Fm., Alberta, Canada. These Albertavenator teeth were collected pre-July 1978 and a Confirmation Certificate #001427 was granted (see photo). Authenticity guaranteed. This is your chance to own a rare, quality Troodon tooth. Near perfect tooth.  Note - A gem jar will be included as photographed. 

DO38       SIZE: 5/16"

Note - Adding 10 new Albertavenator Troodontid teeth in April 2024.     Link to Troodon catalog.

A LARGE, Ultra Rare, GEM QUALITY Spinosaurus aegyptiacus hand (manus) claw from the Kem Kem region of Morocco. A February Fossil of the Month. An exceptional manus claw with fantastic color and patina. A wide and heavy claw. No breaks. The surface is exceptional with no pitting, nicks or wear! The articulated end is complete with an excellent surface. Fully inflated. No repair or restoration. 100% natural which is extremely rare for a Spinosurus claw. An exceptional quality, collector's claw. One of the finest quality manus claws that I have seen in many years. Authenticity guaranteed. Note - a Riker frame will be included. I do not see fine quality Spinosaurus claws very often. Spinosaurus claws with this quality are quite rare!  Museum Quality. The Best of the BEST!  Sorry - No discounts. 

M1250c      Size: ~5"  (straightline) ;   6-3/4" (curve) ;  1-3/4" (proximal end height)

Note - Adding 2 top quality Spinosaurus manus claws in February 2025.  ->   Link to Spinosaurus fossils

A LARGE RARE, Top Quality Acheroraptor temertyorum (raptor) tooth from So. Dakota. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors, and it is a close relative of Velociraptor. This tooth is 1/2" which is a large size. The enamel is excellent with a great brown color. Multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. There is a natural wear facet on the tip. See unique crown characteristic discussion below. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Note - the 2013 Acheroraptor description paper is available upon request. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR12       SIZE: 1/2"

Note - Adding 10 new Acheroraptor teeth in May 2025      Link to Raptor (Dromaeosaur) catalog.

A LARGE RARE, Top Quality Acheroraptor temertyorum (raptor) tooth from So. Dakota. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors, and it is a close relative of Velociraptor. This tooth is 1/2" which is a large size. The enamel is excellent with a great brown color. Multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. There is a small natural wear facet on the tip. See unique crown characteristic discussion below. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Note - the 2013 Acheroraptor description paper is available upon request. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR11       SIZE: 1/2"

Note - Adding 10 new Acheroraptor teeth in May 2025      Link to Raptor (Dromaeosaur) catalog.

A rare, colorful Top Quality Pathologic Carcharodon hastalis, Broad-tooth Mako, shark tooth - upper jaw anterior tooth from the Bahia Iglesa Fm. of Chile. This tooth has a blue & tan crown and a brown root. Excellent color! Razor sharp cutting edge. Excellent preservation. Perfect tooth. This species is the ancestor to the Great White shark. A fantastic collector's tooth. Authenticity guaranteed.

C301P        Size: 1-3/8"

Note - Adding 25 new Chilean Carcharodon hastalis teeth in April 2020    Link to Chilean Mako teeth.

A rare Top Quality Carcharomodus escheri, a "serrated Mako" shark tooth - upper jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. The Carcharomodus escheri  was named as a new genus in 2015 based upon a crenulated cutting edge ("wavy serrations"), slender & distally inclined crown, and side cusplets. This is a "Blue" layer tooth which are know for the highest preservation and best color - rarely seen outside of Europe. This tooth has excellent color and preservation. Sharp cutting edge. The age is late Miocene (approx. 6-8 million years ago). An excellent rare collector's tooth. Authenticity guaranteed. A difficult tooth to source.

N015       SIZE: 1-1/16"

Note - Adding 17 Netherlands Carcharomodus escheri teeth in July 2023.  Link to Netherlands Escheri teeth

A rare Top Quality Carcharomodus escheri, a "serrated Mako" shark tooth - lower jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. The Carcharomodus escheri  was named as a new genus in 2015 based upon a crenulated cutting edge ("wavy serrations"), slender & distally inclined crown, and side cusplets. This is a "Blue" layer tooth which are know for the highest preservation and best color - rarely seen outside of Europe. This tooth has excellent color and preservation. Sharp cutting edge. Two side cusplets. The age is late Miocene (approx. 6-8 million years ago). An excellent rare collector's tooth. Authenticity guaranteed. A difficult tooth to source.

N014        SIZE: 1"

Note - Adding 17 Netherlands Carcharomodus escheri teeth in July 2023.  Link to Netherlands Escheri teeth

A rare Top Quality Carcharomodus escheri, a "serrated Mako" shark tooth - lower jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. The Carcharomodus escheri  was named as a new genus in 2015 based upon a crenulated cutting edge ("wavy serrations"), slender & distally inclined crown, and side cusplets. This is a "Blue" layer tooth which are know for the highest preservation and best color - rarely seen outside of Europe. This tooth has excellent color and preservation. Sharp cutting edge. Two side cusplets. The age is late Miocene (approx. 6-8 million years ago). An excellent rare collector's tooth. Authenticity guaranteed. A difficult tooth to source.

N013        SIZE: 1-1/4"

Note - Adding 17 Netherlands Carcharomodus escheri teeth in July 2023.  Link to Netherlands Escheri teeth

A rare Top Quality Carcharomodus escheri, a "serrated Mako" shark tooth - upper jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. The Carcharomodus escheri  was named as a new genus in 2015 based upon a crenulated cutting edge ("wavy serrations"), slender & distally inclined crown, and side cusplets. This is a "Blue" layer tooth which are know for the highest preservation and best color - rarely seen outside of Europe. This tooth has excellent color and preservation. Sharp cutting edge. Two side cusplets. The age is late Miocene (approx. 6-8 million years ago). An excellent rare collector's tooth. Authenticity guaranteed. A difficult tooth to source.

N012        SIZE: 1-1/4"

Note - Adding 17 Netherlands Carcharomodus escheri teeth in July 2023.  Link to Netherlands Escheri teeth

A rare High Quality Carcharomodus escheri, a "serrated Mako" shark tooth - lower jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. The Carcharomodus escheri  was named as a new genus in 2015 based upon a crenulated cutting edge ("wavy serrations"), slender & duistally inclined crown, and side cusplets. This tooth has good color and preservation. Sharp cutting edge. Two side cusplets. The age is late Miocene (approx. 6-8 million years ago). An excellent rare collector's tooth. Authenticity guaranteed. A difficult tooth to source.

N011        SIZE: 1-1/4"

Note - Adding 17 Netherlands Carcharomodus escheri teeth in July 2023.  Link to Netherlands Escheri teeth