Search results for: 'finding row rare for 18 big good'

A rare, Cretaceous shark vertebra with excellent color. Exceptional concentric growth rings well preserved. Very thick at 1/2". Centra faces are very clean and very well preserved. Cretaceous age.Excellent quality.  

M1172           SIZE: 1-3/16"

A rare, Cretaceous shark vertebra with excellent color. Exceptional concentric growth rings well preserved. Very thick at 1/2". Centra faces are very clean and very well preserved. Cretaceous age.Excellent quality.   

M1173                 SIZE: 1-3/16"

A Large, TOP QUALITY upper jaw lateral Carcharodon planus tooth from Baja, Mexico. Beautiful tan crown with an excellent tan root. Great preservation. Wide crown. Great color! This is a Miocene tooth found in the Rosarita Beach Fm. Authenticity guaranteed. An excellent collector's tooth from a rare locality. 

MX310            SIZE: 1-5/8"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Top Quality Carcharhinus leucas, the Bull shark, tooth from Baja, Mexico. Highest quality enamel. An excellent tan & white colored crown with a tan root. Good color! Sharp serrations. Lower jaw tooth. A Baja collector's Bull shark tooth. No repair or restoration. This is a Pliocene tooth from Gloria Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX237        SIZE: 15/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

 New  Excellent Squalus tooth. These teeth are very difficult to find!

M883              SIZE: 3/16"

Excellent Squalus teeth. These teeth are very difficult to find!

M882 (Right)                SIZE: 3/16"

A rare Top Quality PATHOLOGIC Carcharodon hastalis, Broad-tooth "Mako", shark tooth from the "De Kuilen" sand pit, Mill, The Netherlands. The end of the crown of this PATHOLOGIC lower lateral tooth is severely twisted lingually (nearly 90 degrees!). This tooth has excellent color and preservation. Sharp cutting edge. The age is late Miocene (approx. 6-8 million years ago). This species is the ancestor to the Great White shark and Carcharomodus escheri.. An excellent collector's tooth. Authenticity guaranteed.  

N152        SIZE: 1-7/16"

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

A rare, EXTRA LARGE Top Quality Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could be Gorgosaurus or Daspletosaurus - see Detailed Discussion below. A July Fossil of the Month. This tooth measures 3-1/16" - an excellent Tyrannosaur tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent.  Note - the large base height & width. This tooth comes from a  large Tyrannosaur - possibly Daspletosaurus. The posterior root corner was repaired for aesthetics. No resoration. Legally collected on private land in the Judith River Fm., Hill Co., Montana. Authenticity guaranteed. A Monster Sized Judith River Fm. collector's tooth. A Riker display frame is included.

DY01         SIZE: 3-1/16"   (Base: 1-1/16" x 11/16")

Note - Added 18 new Tyrannosaur teeth in July 2025.     Link to Tyrannosaur teeth catalog.

An Extra Large, High Quality Megalodon tooth - an upper jaw anterior tooth from So. Carolina. High quality enamel. The black bourlette bourlette is mostly complete. Very sharp serrations with an extra large tip serration. Excellent serrations for a BIG Meg. The root is black and extra wide (4-1/2" W) with typical hydration cracks. No repair or restoration. Authenticity guaranteed.  An excellent collector's quality BIG Megalodon tooth. This is a wide and heavy tooth with a great "spade-like" shape!

SC102        Size: 5-11/16"  (4-1/2" W)

A LARGE,GEM Heterodontus anterior tooth. Exceptional condition. A difficult to find species! The BEST.   

C853           SIZE: 3/32"

A LARGE,GEM Heterodontus anterior tooth. Exceptional condition. A difficult to find species! The BEST.

C856            SIZE: 3/32"