Search results for: 'dubia easel cogito cogito enamel sub'

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 complete and the root is complete. Note - all three crown tip 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!

CD90              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 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 Very Rare, Top Quality Rolfodon ludvigseni junvenile tooth from Hornby Island, British Columbia, Canada.  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. (Note - the specimen is the size and character of the extremely rare Chlamydoselachus balli, but it lacks the two small acessory cusps that reside between the main cusps.)  These teeth exhibit classic Frill shark design with a central cusp flanked by two lateral cusps. The crown is near complete with damage to one cusp end and the root may complete or may be missing some root end. 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. An excellent Frill shark specimen!

CD94              SIZE: 3/16"  Wide 

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

A Very Rare, Top Quality Dykeius garethi 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. Another unique species of Chlamydoselachiform shark, the Frill shark. This is the largest Frill shark in the deposit with teeth over 1" tall (28.5 mm). These teeth exhibit classic Frill shark design with a central cusp flanked by two lateral cusps. Dykeius teeth are taller than wide. The crown is complete with one cusp tip reattached and the root is complete. 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. An excellent Frill shark specimen!

CD96              SIZE: 7/16"  Height     

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

An ultra rare GEM QUALITY, Classic Peruvian Megalodon tooth from the Ocucate area of Peru (Miocene age). A January Fossil of the Month. This Megalodon has an excellent dark tan colored crown. The bourlette is light tan and 100% complete. The root is a light tan and complete. Incredible color! Highest quality enamel. The bourlette is excellent and 100% complete. The serrations are extra large and razor sharp with an excellent tip serration. Exceptional serrations -100% complete! The root is nicely articulated with a very small hydration crack. This Megalodon was found in the Ocucate area of Peru and is Miocene age.  No repair or restoration. A top 2% example of a classic Peruvian Miocene Megalodon tooth considering the shape, color, and preservation. An excellent collector's tooth from the old days! Authenticity guaranteed. Perfect tooth from a super rare location.

P001         Size: 4-1/16"    (4-3/8" Wide)

Link to Peruvian Megalodon teeth

An Ultra Rare, rooted Top Quality Allosaurus fragilis tooth measuring 3-3/8". This Allosaurus crown measures 1-1/2" and is wide for its size (5/8"). The enamel is high quality. Great rich brown color. Very good serrations on both sides all the way to the wear facet. Very good serrations for a large tooth. Two cracks was stabilizied. A little repair was done on the narrowest section of the root. Excellent overall condition with very good serrations. An excellent quality tooth! Allosuarus was the apex during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Moffat Co., Colorado. Authenticity guaranteed.  Note - a Riker case display is included. This is a special rooted Allosaurus tooth!

DL01  BoP        SIZE: 3-3/8"   (15/16" x 5/8" cross section of root)

Note - Adding 8 Allosaurus teeth in July 2020    Link to Allosaurus teeth

An Ultra Rare, rooted Top Quality Allosaurus fragilis tooth measuring 3-1/4". This Allosaurus crown measures 1-3/8" and is wide for its size (11/16"). This tooth is still inflated. The enamel is high quality. Great rich brown color. Excellent serrations on both sides all the way to the tip. Exceptional serrations for a large tooth. Root cracks were stabilized. A small tip repair was done by George Heslep. Excellent overall condition with very good serrations. An excellent quality tooth! Allosuarus was the apex during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Moffat Co., Colorado. Authenticity guaranteed.  Note - a Riker case display is included. This is a very special rooted Allosaurus tooth!

DL01 BoP2         SIZE: 3-1/4"   (11/16" x 5/16" cross section of root)

Note - Adding 3 Allosaurus teeth in January 2021    Link to Allosaurus teeth

An ULTRA RARE, MONSTER Great White shark transition tooth, Carcharodon hubbelli from Chile. A BIG upper jaw lateral tooth. A June Fossil of the Month. This tooth has a tan colored crown, a distinct gum line, and a brown root. Good color! Highest quality enamel with little hydration cracks and no peeling. This C. hubbelli tooth has medium serrations at the base of the cutting edge, transition to fine serrations at mid crown and disappear towards the tip. Serrations are large at the base with a good tip serration. The root is extra wide. Note - the root root lobe was cracked and probably reatttached - hard to see. Excellent preservation - note nutrient hole on root. No repair or restoration. An exceptional Great White transition form!  It will be extremely difficult to locate Carcharodon hubbelli. A super rare collector's tooth. Authenticity guaranteed. 

C201 BoP        Size: 2-3/4"    (2" W)

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

A Top Quality Megalodon tooth from Georgia - an upper jaw tooth. The crown has excellent unique tan color. The enamel is the Highest Quality with small hydration cracks. A Large Black colored bourlette which is 80% complete. Extra large, razor sharp serrations including an excellent tip serration. The root is a dark tan color, nicely articulated, robust, and complete. This tooth is exhibits extra large serrations and grooves on the root ends. These are traits of a Miocene age tooth.  Incredible color! Note - these Georgia Megs are fantastic - essentially little sign of wear and excellent preservation. An excellent color collector's Megalodon tooth from Georgia. No repair. No restoration. Authenticity guaranteed. A top quality Georgia Meg tooth. Note - This tooth comes with a custom display stand as shown in the final photo.

G105          Size: 4-3/4" (3-5/8" wide)

Note - Adding 15 new Georgia Megalodon teeth in June 2025.  ->  Link to Georgia Megalodon teeth

A Top Quality "Smoky Top" Megalodon tooth from Georgia - an upper jaw anterior tooth. The crown has excellent unique tan color with wisps of black "smoke" on top of both sides. The enamel is the Highest Quality with small hydration cracks. A Large Brown colored bourlette which is complete. Extra large, razor sharp serrations including an excellent tip serration. The root is a brown color, nicely articulated, robust, and complete. This tooth is exhibits large serrations and small grooves on the root ends. These are traits of a Miocene age tooth.  Incredible color!  Note - these Georgia Megs are fantastic - essentially little sign of wear and excellent preservation. An excellent color collector's Megalodon tooth from Georgia. No repair. No restoration. Authenticity guaranteed. This top quality Georgia Meg tooth is on fire! 

G107          Size: 4-5/16" (3" wide)

Note - Adding 15 new Georgia Megalodon teeth in June 2025.  ->  Link to Georgia Megalodon teeth

An Ultra Rare, LARGE Top Quality Sharktooth Hill Megalodon tooth found in the Round Mountain silt near Bakersfield, California. A location that produces very few Megalodon teeth and one of the toughest Meg teeth to locate. This "Bakersfield white" tooth was found in Ernst "whale quarry". Highest quality enamel with a great light tan color. The bourlette is a white color and mostly dentin layer. The serrations are extra large and 100% complete with a great tip. The root is nicely articulated and complete. Also note the grooves on the root ends - a Miocene trait. Note - This is a middle Miocene Meg has tip repair. You will not see large middle Miocene Sharktooth Hill Megs from Bakersfield, California very often. One of the rarest Megs! Authenticity guaranteed. An incredible rare "white" Meg collector's tooth!   A custom display stand is included.

ST452         Size: 5-5/8"  (4-1/8" wide)

Note - Adding two Sharktooth Hill Meg teeth in October 2025.    Link to Sharktooth Hill Meg Teeth.