Search results for: 'agress française der jeux à pyrit'

A RARE, Pectinodon bakkeri tooth from the Hell Creek Fm. of western North America. Pectinodon is a small Troodontid and has teeth similar to Troodon.  Pectinodon are known for their very unique shaped teeth with unusually large distal serrations. The enamel is excellent with a great brown color.  Excellent large posterior and no anterior serrations. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Meade Co., So. Dakota. Authenticity guaranteed. This is your chance to own a rare, quality Pectinodon tooth. Near perfect tooth.  Note - A gem jar will be included as photographed. 

DO20       SIZE: 3+ mm

Note - Adding 27 new Troodontid teeth in April 2024.     Link to Pectinodon catalog.

A RARE, Pectinodon bakkeri tooth from the Hell Creek Fm. of western North America. Pectinodon is a small Troodontid and has teeth similar to Troodon.  Pectinodon are known for their very unique shaped teeth with unusually large distal serrations. The enamel is excellent with a great brown color.  Excellent large posterior and no anterior serrations. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Meade Co., So. Dakota. Authenticity guaranteed. This is your chance to own a rare, quality Pectinodon tooth. Near perfect tooth.  Note - A gem jar will be included as photographed. 

DO19       SIZE: 4 mm

Note - Adding 27 new Troodontid teeth in April 2024.     Link to Pectinodon catalog.

A RARE, Pectinodon bakkeri tooth from the Hell Creek Fm. of western North America. Pectinodon is a small Troodontid and has teeth similar to Troodon.  Pectinodon are known for their very unique shaped teeth with unusually large distal serrations. The enamel is excellent with a great brown color.  Excellent large posterior and no anterior serrations. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Meade Co., So. Dakota. Authenticity guaranteed. This is your chance to own a rare, quality Pectinodon tooth. Perfect tooth.  Note - A gem jar will be included as photographed. 

DO17       SIZE: 4 mm

Note - Adding 27 new Troodontid teeth in April 2024.     Link to Pectinodon catalog.

A LARGE RARE, Pectinodon bakkeri tooth from the Hell Creek Fm. of western North America. Anterior tooth. Pectinodon is a small Troodontid and has teeth similar to Troodon.  Pectinodon are known for their very unique shaped teeth with unusually large distal serrations. The enamel is excellent with a great brown color.  Excellent large posterior and no anterior serrations. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Meade Co., So. Dakota. Authenticity guaranteed. This is your chance to own a rare, quality Pectinodon tooth. Near perfect tooth.  Note - A gem jar will be included as photographed. 

DO16       SIZE: 5 mm

Note - Adding 27 new Troodontid teeth in April 2024.     Link to Pectinodon catalog.

A LARGE RARE, Pectinodon bakkeri tooth from the Hell Creek Fm. of western North America. Anterior tooth. Pectinodon is a small Troodontid and has teeth similar to Troodon.  Pectinodon are known for their very unique shaped teeth with unusually large distal serrations. The enamel is excellent with a great brown color.  Excellent large posterior and no anterior serrations. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Meade Co., So. Dakota. Authenticity guaranteed. This is your chance to own a rare, quality Pectinodon tooth. Perfect tooth.  Note - A gem jar will be included as photographed. 

DO12       SIZE: 5 mm

Note - Adding 27 new Troodontid teeth in April 2024.     Link to Pectinodon catalog.

A LARGE RARE, GEM QUALITY  Pectinodon bakkeri tooth from the Hell Creek Fm. of western North America. Anterior tooth. An April Fossil of the Month. Pectinodon is a small Troodontid and has teeth similar to Troodon.  Pectinodon are known for their very unique shaped teeth with unusually large distal serrations. The enamel is excellent with a great brown color.  Excellent large posterior and no anterior serrations. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Meade Co., So. Dakota. Authenticity guaranteed. This is your chance to own a rare, quality Pectinodon tooth. Perfect tooth.  Note - A gem jar will be included as photographed. 

DO15       SIZE: 5 mm

Note - Adding 27 new Troodontid teeth in April 2024.     Link to Pectinodon catalog.

An EXTRA LARGE, RARE Pectinodon bakkeri tooth from the Hell Creek Fm. of western North America. A premaxillary tooth. Note - this tooth has the same design as Archeroraptor PM tooth (prior Zapsalis) which was thought to be used to preen feathers. An April Fossil of the Month. Pectinodon is a small Troodontid and has teeth similar to Troodon.  Pectinodon are known for their very unique shaped teeth with unusually large distal serrations. The enamel is excellent with a great brown color.  Excellent large posterior and no anterior serrations. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Meade Co., So. Dakota. Authenticity guaranteed. This is your chance to own a rare, quality Pectinodon tooth. Near perfect tooth.  Note - A gem jar will be included as photographed. 

DO11       SIZE: 6 mm

Note - Adding 27 new Troodontid teeth in April 2024.     Link to Pectinodon catalog.

An EXCELLENT Aegocrioceras sp., an early Cretaceous ammonite, from Germany showing intricate structure. Excellent color! Large size. An old collection piece. A fantastic display item! Authenticity guaranteed. My last one

X270 BoP2       Size: 3"

Adding 10 German Ammonites in October 2022.    Link to Pyritized ammonites.

A very rare, LARGE, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. A rare double crown section with lots of pyrite. Excellent preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion or a vertical whipping motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. 

I04        SIZE:  3" w/ root  (1-7/8" crown) 

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

A Devonian sea floor slab with a Eldredgops (Phacops) rana milleri trilobite from the Silica Shale Formation of Ohio. The also three large pyrite replaced Paraspirifer bownockeri brachiopods, three Mucrospirifer mucronatus brachiopods, and other specimens. The Eldredgops has excellent detail on the compound eyes - very well preserved. The quality of the Silica Shale Fm. fossils are incredible. A rare sea floor specimen from the Middle Devonian (380 mya), Silica Shale Fm. from Lucas Co., Ohio. You don't see multi-species slabs for sale. A Museum Quality specimen. One of my favorites!  Note - This item weighs 9 lbs. An international shipping surcharge will be applied to "Free Shipping". Please inquire for cost.

X101      Eldredgops  Size: 1-3/4"   ;    Paraspirifer  Size: 2-1/4" ;      Mucrospirifer Size: 1-1/8"

Note - Posting 5 trilobites in December 2021.  ->  Link to US Trilobites.

A very rare, LARGE, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Note - this tooth has a lot of pyrite and the tip is naturally rounded (polished)  which thought to be due to the vertical whipping motion used to slice prey.  Excellent preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion or a vertical whipping motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. 

I09        SIZE:  4-1/8" w/ root  (1-7/8" crown) 

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

An ultra rare, Top Quality Edestus heinrichi, a complete whorl with three crowns from Herrin, Illinois. A July Fossil of the Month. This is a Paleozoic shark that lived in swamp that our now underground coal deposits. Exceptional preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion to cut prey. It is the first animal to cut vertically with linear tooth whorls. A very strange looking and unique acting shark. This whorl is incredibly massive at 6" long with three crowns. The whorl body is well perserved with an excellent bright line of pyrite below the crown enamel. The crowns are large at 1-5/8" wide and look fantastic. Note - One crown tip has a small professional repair (~1/8") which is very common for a whorl. Pennsylvanian age from Illinois. Authenticity guaranteed. The Edestus shark recreation image is credited to Julio Lacerdo. These Edestus whorls are extremely rare. This whorl comes with a custon steel stand and  makes a fantastic display piece. My lowest price ever for a complete whorl! 

I01        SIZE:  6" whorl  (1-5/8"+ crowns)  ;  Height is 4-1/8" on stand.

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.