Search results for: 'cow my guid base medium 2 paleo'

A very rare, early Otodus aksuaticus anterior tooth from Kzil-Orda, Kazakhstan. A transitional tooth leading to O. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is complete. This tooth exhibits small serrations along the lower 1/2 of the crown and micro serrations to the tip. These teeth exhibit excellent color, gloss, and preservation. A rare, early (Ypresian) Eocene Auriculatus transition tooth.  A very challenging tooth to find when building a Megalodon evolutionary set! No repair or restoration. Authenticity guaranteed. This western Kazakhstan site is one of the few places in the world where the Otodus obliquus to Otodus auriculatus transition can be found in adjacent geologic layers. 

K546         SIZE: 1-9/16"

Note - Adding 24 Kazakh Auriuclatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus aksuaticus anterior tooth from Kzil-Orda, Kazakhstan. A transitional tooth leading to O. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is complete. This tooth exhibits small serrations along the lower 1/2 of the crown and micro serrations to the tip. These teeth exhibit excellent color, gloss, and preservation. A rare, early (Ypresian) Eocene Auriculatus transition tooth.  A very challenging tooth to find when building a Megalodon evolutionary set! No repair or restoration. Authenticity guaranteed. This western Kazakhstan site is one of the few places in the world where the Otodus obliquus to Otodus auriculatus transition can be found in adjacent geologic layers. 

K545         SIZE: 1-3/4"

Note - Adding 24 Kazakh Auriuclatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

A MASSIVE, Top Quality Prognathodon anceps tooth from the phosphate mining region, Khouribga, Morocco. P. anceps is one of the largest mosasaur species known with huge nearly round teeth used for crushing prey.  Exceptional condition and preservation. Extra wide base! Note - this large Moroccan Mosasaur was renamed to a Prognathodon genus. A massive Mosasaur tooth from the hero of Jurassic World!  No repair or restoration.  Authenticity guaranteed. This is a BIG Mosasaur specimen. 

M1069        SIZE: 2-3/16"    (1-3/4" wide) 

Note - Adding 8 Mosasaur teeth in November 2025.   -->   Link to Mosasaur teeth.

A very rare, early Otodus aksuaticus lateral tooth from Kzil-Orda, Kazakhstan. A transitional tooth leading to O. auriculatus (see detailed discussion below) which leads to Megalodon. A July Fossil of the Month.The bourlette is complete. This tooth exhibits small serrations along the lower 1/2 of the crown and micro serrations to the tip. These teeth exhibit excellent color, gloss, and preservation. A rare, early (Ypresian) Eocene Auriculatus transition tooth.  A very challenging tooth to find when building a Megalodon evolutionary set! No repair or restoration. Authenticity guaranteed. This western Kazakhstan site is one of the few places in the world where the Otodus obliquus to Otodus auriculatus transition can be found in adjacent geologic layers. 

K544         SIZE: 1-3/4"

Note - Adding 24 Kazakh Auriuclatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

A TOP QUALITY, Lee Creek Otodus chubutensis, a O. megalodon predecessor, from Aurora, No. Carolina. This tooth was found in the Pungo River Formation (middle Miocene age). Note the crown exhibits cusplike bumps at the base of the serrated edge and the root ends also show grooves where the teeth interlocked. These are characteristic traits of the Lee Creek early Meg - Otodus chubutensis. A gorgeous tan colored crown with a light brown bourlette. Great serrations. The root is tan colored and complete. Note - the tip was repaired as well as the bottom ~25% of the serrations on the left side. Highest quality enamel! Fantastic color! Authenticity guaranteed. 

LC017        Size: 3-1/2"  

Note - Adding 9 Lee Creek Chubutensis teeth in March 2025.    Link to LC Megaodon teeth.

An EXTRA LARGE, Top Quality Hexanchus griseus tooth from the Caldera Basin of Chile. A March Fossil of the Month. This is complete lower jaw tooth. Superb preservation and color. Thirteen very sharp and primary cusps. An excellent root - very unique & difficult to find! Near Perfect tooth tooth. Authenticity guaranteed. Museum Quality collector's tooth. Unfortunately there are no more teeth coming from this site. This is the largest complete / 100% natural Hexanchus tooth that I have!    Check out my new Blog - The Best of Chile - Shark Teeth   https://www.buriedtreasurefossils.com/blog/post/the-best-of-chile-fossil-shark-teeth/   

C401L  BoP         Size: 2-1/16"

Note - Adding 10 new Chilean Hexanchus teeth in March 2020 ->  Link to Hexanchus Teeth 

A GEM Quality, Colorful Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. An October Fossil of the Month. This tooth measures 1-1/2" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is highest quality with exceptional color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Blaine Co., Montana. Authenticity guaranteed. An incredible collector's tooth. A Riker display case is included.

DY13         SIZE: 1-1/2"   (Base: 5/8" wide)

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A very well prepared, Phacops speculator trilobite. A very nice specimen with good detail and completeness. It is nicely prepared for a perfect display. Great compound eyes. A Middle Devonian (380 mya) trilobite from the Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed. 

XM70        Size: 2-1/8"  (1-1/8" wide)

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

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.

An EXTRA LARGE, Top Quality Prognathodon anceps tooth from the phosphate mining region, Khouribga, Morocco. P. anceps is one of the largest mosasaur species known with huge nearly round teeth used for crushing prey.  Exceptional condition and preservation. There is a Serratolamna shark tooth attached to the base. Note - this large Moroccan Mosasaur was renamed to a Prognathodon genus. A massive Mosasaur tooth from the hero of Jurassic World! No repair or restoration.  Authenticity guaranteed. This is a fantastic specimen. 

M1063        SIZE: 2-5/16"    (1-1/4" wide) 

Note - Adding 35 new Mosasaur teeth in November 2023. -->  Link to Mosasaur teeth.

A rare, Top Quality Anzu wyliei toe (pes) claw from the Hell Creek Fm. of SE Montana. Anzu is referred to as the "Chicken from Hell". An excellent pes claw. Excellent rich brown color and patina. This specimen has excellent perservation - no pitting, nicks or wear. Note - the tip was professsionally restored which is typical for most Hell Creek claws. A high quality, collector's claw from the Hell Creek of Montana. Found in 2014 in one my favorite sites. Note - 2014 Anzu wyliei description paper attached below. Check out our selection of top quality Anzu wyleii claws! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. Museum Quality.  Note - a Riker frame will be included.

DA08       Size: 1-3/8" (straightline)    On HOLD

Note - Adding five Anzu wyliei claws in July 2020.      Link to Anzu wyliei claws.

A group of three, large Cyphaspis tafilaltense trilobites. The preparation is German directed with all original colors and no restoration. Great natural black shell with excellent luster. An ornate design with three long spines! Middle Devonian (380 mya) trilobites from Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed.  Note - specimen weights 2 lbs. International orders will require supplemental postage. Please inquire.  

XM71        Size: 1-3/4"  (1" wide)

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