Search results for: 'bone evolution paper à first revêtue'

An ULTRA RARE, TOP QUALITY Prognathodon curri tooth from the Cretaceous of Morocco. This is one of the rare Moroccan mosasaur species. This specimen is massive with round crown and a wide cross-section. Exceptional condition and preservation. A massive Mosasaur tooth from the hero of Jurassic World!  Note - the large Moroccan Mosasaurs have been renamed to a Prognathodon genus. No repair or restoration. Authenticity guaranteed.

M1066         SIZE: 2-1/8"  (1-3/8" W)

Note - Adding 20 new Mosasaur teeth in April 2019. -->  Link to Mosasaur teeth.

A Top Quality juvenileTyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 13/16" - an excellent juvenile Tyrannosaur tooth. A maxillary tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent. No cracks. A small base corner repair. No resoration. Legally collected on private land in the Judith River Fm., Hill Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A GEM case display is included.

DY26         SIZE: 13/16"   (Base: 3/8")

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

A Top Quality Carcharodontosaurus saharicus tooth from the Kem Kem deposits of Morocco. An excellent brown colored tooth. High quality enamel. Excellent preservation. Excellent anterior and posterior serrations. No tip wear. One crack. No restoration. A Top Quality collector's tooth. Authenticity Guaranteed. An excellent Carch tooth!  A floating frame display case is included.

M1216       Size: 1-1/2"   

Note - Added 15 new Carchardontosaurus teeth in November 2023.   Link to Carcharodontosaurus teeth.

A High Quality Carcharodontosaurus saharicus tooth from the Kem Kem deposits of Morocco. An excellent tan colored tooth. High quality enamel. Excellent preservation. Good anterior and posterior serrations. Small tip wear. One crack. No restoration. A High Quality collector's tooth. Authenticity Guaranteed. An excellent Carch tooth!  A floating frame display case is included.

M1215       Size: 1-7/16"   

Note - Added 15 new Carchardontosaurus teeth in November 2023.   Link to Carcharodontosaurus teeth.

A TOP QUALITY Petraster sp. Starfish from Morocco. This top quality Starfish is 1-7/8" in length. Incredible detail. Excellent preservation and preparation. Matrix size is 3.25" x 3.25". Ordovician age - ~465 MYA. This rare Starfish is from the Hefalla Sandstone, Katouna Fm., Elkaid Errami, Rissani, Morocco. No repair or restoration. Authenticity guaranteed. A perfect specimen.    

X175            SIZE: 1-7/8"

Note - Adding 5 Brittle Star and Starfish specimens in February 2022    Link to Brittle Stars & Starfish

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

XM21        Size: 2-1/8"  (1-1/8" wide)

Adding 6 quality Moroccan trilobites in November 2022.      Link to Moroccan trilobites.

A Top Quality Notorhynchus tooth - a Sevengill Cow shark, from the Rappahanic River, Virginia.  A lower jaw tooth with 7 primary cusps. This tooth has a blue-gray color with a brown root. Incredible color and preservation. This is a Miocene age, Eastover Formation tooth. An excellent collector's tooth. Authenticity guaranteed. 

VA75         Size: 13/16"

Note adding 11 Virginia Cow shark teeth in June 2022.  --> Link to Virginia Cow Shark teeth

A Top Quality Notorhynchus tooth - a Sevengill Cow shark, from the Potomac River, Virginia.  A lower jaw tooth with 6 primary cusps. This tooth has a blue-gray color with a brown root. Incredible color and preservation. This is a Miocene age, Calvert Formation tooth. An excellent collector's tooth. Authenticity guaranteed. 

VA72         Size: 7/8"

Note adding 11 Virginia Cow shark teeth in June 2022.  --> Link to Virginia Cow Shark teeth

An ultra rare, Top Quality Parotodus benedeni lateral tooth with a massive root from the St. Mary's River, Georgia. A Miocene age tooth from the Hawthorne Fm.  An excellent red & gray colored tooth! High quality enamel with sharp edges. Root is massive, complete, nicely articulated, and has essentially no hydration crack. No repair or restoration. Authenticity guaranteed. A very difficult tooth to locate from a loction that produces few Parotodus teeth. You never see top quality Parotodus teeth from the St. Mary's River. This is a very old collection piece.

G152          SIZE: 2-3/8" 

Note - Adding two rare Georgia Parotodus teeth in November 2021.    Link to Parotodus teeth.

A Pair of Very Scarce Carcharodon (Isurus) hastalis teeth -  an upper jaw anterior Mako tooth from the Dakhla area, Western Sahara, Morocco.  Very good quality enamel. A nice tan color. Sharp edges and complete. Authenticity guaranteed. Note - This site is no longer accessible. Time to add a Moroccan Isurus hastalis tooth to your collection!  

M382                      SIZE: 1-1/8" (largest)

Adding 20 Moroccan Hastalis teeth in October 2020.   -->    Link to Moroccan Hastalis teeth

A Pair of Very Scarce Carcharodon (Isurus) hastalis teeth -  an upper jaw anterior Mako tooth from the Dakhla area, Western Sahara, Morocco.  Very good quality enamel. A nice tan color. Sharp edges and complete. Authenticity guaranteed. Note - This site is no longer accessible. Time to add a Moroccan Isurus hastalis tooth to your collection!  

M381                      SIZE: 1-7/16" (largest)

Adding 20 Moroccan Hastalis teeth in October 2020.   -->    Link to Moroccan Hastalis teeth

A Very Scarce, Top Quality Carcharodon (Isurus) hastalis tooth -  an upper jaw anterior Mako tooth from the Dakhla area, Western Sahara, Morocco.  Very good quality enamel. A nice tan color. Sharp edges and complete. Authenticity guaranteed. Note - This site is no longer accessible. Time to add a Moroccan Isurus hastalis tooth to your collection!  

M377                      SIZE: 1-11/16" 

Adding 20 Moroccan Hastalis teeth in October 2020.   -->    Link to Moroccan Hastalis teeth