Search results for: 'alteri 15 sperm wide replacement first'

An Ultra Rare, Hexanchus griseus symphyseal tooth from the Caldera Basin of Chile. A February Fossil of the Month. This is complete lower jaw symphyseal (center) tooth. A rare female shark. Superb preservation and color. Ten cusps. An excellent complete root.  An excellent root which is very unique & extremely difficult to find! A Perfect tooth. Authenticity guaranteed. Museum Quality collector's tooth. Unfortunately there are no more teeth coming from this site. This is my best remaining Hexanchus symphyseal tooth!     

C401L          Size: 15/16"

Note - Adding 18 new Chilean Hexanchus teeth in February 2024 ->  Link to Hexanchus Teeth 

An incredible whole polished Douvilleiceras ammonite showing the intricate external shell suture structure. Gorgeous Cretaceous ammonites from Madagascar. Douvilleiceras  has large external ribs and is very wide or thick.   Authenticity guaranteed. A very showy specimen!      

X243        Size: 3-3/8"  (1-3/4" wide)

Note - Adding 15 Madagascar ammonites in December 2025  -->   Link to Madagascar ammonites

An EXTRA LARGE, ~2" Top Quality Hexanchus griseus tooth from the Caldera Basin of Chile. Beautiful blue cusps. A February Fossil of the Month. This is large complete lower jaw tooth from a large shark. Superb preservation and color. Twelve primary cusps. An excellent root which is very unique & extremely difficult to find! A Perfect rare collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. Note - This is one of the top ten best extra large Hexanchus lower jaw teeth that I have seen!     

C403L          Size: 1-15/16"

Note - Adding 18 new Chilean Hexanchus teeth in February 2024 ->  Link to Hexanchus Teeth 

A GEM Mako shark tooth. Wire wrapped for a necklace. All teeth are Pliocene age - 4 million years old! Includes a 18" black or 16" Red leather necklace with clasp.

C02J           Size: 1-15/16"

An EXTRA LARGE, ultra rare, GEM Trigonotodus serratus shark tooth, the extinct serrated Giant Thresher from southern Virginia. Another January 2018 Fossil of the Month offering. Incredible preservation and condition. This tooth is middle Miocene age, York Co., VA. These teeth are rarely found and rarely seen. An ultra rare collectors' tooth in top quality condition. Try finding one of these teeth! One of the rarest species to source. Authenticity guaranteed.    

V102               SIZE: 1-7/8"

A LARGE, ultra rare, GEM Trigonotodus serratus shark tooth, the extinct serrated Giant Thresher from southern Virginia. Our last January 2018 Fossil of the Month offering. Fantastic copper red color. Incredible preservation and condition. This tooth is middle Miocene age, York Co., VA. These teeth are rarely found and rarely seen. An ultra rare collectors' tooth in top quality condition. Try finding one of these teeth! One of the rarest species to source. My last one to offer. Authenticity guaranteed.    

V103               SIZE: 1-5/16"

A rare, Alopias grandis shark tooth, the extinct Giant Thresher, from Calvert Cliffs, Maryland. A posterior tooth. Nice tan color. Excellent preservation and condition.  These teeth are not commonly found and seen. A rare collectors' tooth in high quality condition. Try finding one of these teeth! Authenticity guaranteed.    

MD033           SIZE: 11/16"

Posting six Giant Thresher shark teeth in August 2020.   Link to Thresher sharks. 

A rare, Top Quality Alopias grandis shark tooth, the extinct Giant Thresher, from Calvert Cliffs, Maryland. Nice blue color. Excellent preservation and condition.  These teeth are not commonly found and seen. A rare collectors' tooth in high quality condition. Try finding one of these teeth! Authenticity guaranteed.    

MD032           SIZE: 1-3/8"

Posting six Giant Thresher shark teeth in August 2020.   Link to Thresher sharks. 

A rare, Large Alopias grandis shark tooth, the extinct Giant Thresher, from Calvert Cliffs, Maryland. Nice tan color. Very good preservation and condition.  These teeth are not commonly found and seen. A rare collectors' tooth in high quality condition. Try finding one of these teeth! Authenticity guaranteed.    

MD031           SIZE: 1-11/16"

Posting six Giant Thresher shark teeth in August 2020.   Link to Thresher sharks. 

An Ultra Rare, EXTRA LARGE,  GEM QUALITY Spinosaurus aegyptiacus foot (pes) claw from the Kem Kem region of Morocco. An October Fossil of the Month. An excellent pes claw with an incredible natural red color and patina. The surface quality is exceptional with no pitting, nicks or wear! Fully inflated. The articulated end is complete. No repair or restoration. An exceptional quality, collector's claw. Authenticity guaranteed. I do not see fine quality Spinosaurus claws very often and this is an exceptional one. Spinosaurus claws with this quality are extremely rare. A Perfect XL Spinosaurus claw. The best that I have seen!  

M1250h     Size: 4-9/16"  (straightline) ;  4-3/4" (on curve); Proximal end:  1-3/4" wide ; 1-5/8" height

Note - Adding 6 top quality Spinosaurus claws in October 2025   ->  Link to Spinosaurus fossils

An EXTRA LARGE, Top Quality modern Mako shark tooth from the Shortfin Mako shark, Isurus oxyrhnychus. Bright white color. Perfect tooth. An extra large anterior tooth. Authenticity guaranteed. You don't see 2" Mako teeth very often!

MM05            SIZE: 1-15/16"

Note- adding 22 modern shark teeth in July 2020.  -> Link to modern Mako shark teeth.

A Top Quality, Carcharodon (Isurus) praecursor  shark lateral tooth from Tushbair, West Kazakhstan. Fantastic color and condition. An incredible Eocene (Bartonian) age tooth. No repair or restoration. Authenticity guaranteed. One of the finest localities for Eocene age shark teeth! You will enjoy the quality of the Kazakh teeth. 

K110         Size:  1"

Posting 15 Kazakh Carcharodon praecursor shark teeth in July 2024.    Link to Kazakh Isurus teeth.