Search results for: 'sinonimos de caves 1'

Well preserved egg shell pieces from Hypselosaurus priscus, a Late Cretaceous Titanosaurid dinosaur from southern France. This was a medium sized Titanosaur. A very unique shell design with weakly developed small dimples. These egg shell pieces are typical size for these small eggs with a shell thickness of ~1/8". These late Cretaceous age shells were found in the Aix Basin, Provence, France. All natural. No restoration. Authenticity guaranteed.

FR505       Size: 7/8"

Note - Adding 12 French Hypselosaurus egg shells.  ->  Link to Hypselosaurus egg shells

A Top Quality, Isurus oxyrinchus, the Shortfin Mako shark tooth (upper jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a light brown colored root. Excellent colors!  Razor sharp cutting edge. Excellent preservation - note nutrient hole on root. It is a Pliocene tooth from the Yorktown Fm. An excellent collector's tooth. Authenticity guaranteed.

LC370       Size: 1-5/16"

Note - Adding 20 new Lee Creek Shortfin Mako teeth in February 2023.     Link to Lee Creek Oxyrinchus Mako Teeth.   

A Top Quality, Isurus oxyrinchus, the Shortfin Mako shark tooth (lower jaw anterior tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a blue & tan crown and a light brown colored root. Excellent colors!  Razor sharp cutting edge. Excellent preservation - note nutrient hole on root. It is a Pliocene tooth from the Yorktown Fm. An excellent collector's tooth. Authenticity guaranteed.

LC357        Size: 1-13/16"

Note - Adding 20 new Lee Creek Shortfin Mako teeth in February 2023.     Link to Lee Creek Oxyrinchus Mako Teeth.   

A Top Quality, Isurus oxyrinchus, the Shortfin Mako shark tooth (lower jaw anterior tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a blue & tan crown and a light brown colored root. Excellent colors!  Razor sharp cutting edge. Excellent preservation - note nutrient hole on root. It is a Pliocene tooth from the Yorktown Fm. An excellent collector's tooth. Authenticity guaranteed.

LC356        Size: 1-3/4"

Note - Adding 20 new Lee Creek Shortfin Mako teeth in February 2023.     Link to Lee Creek Oxyrinchus Mako Teeth.   

A natural Hoploscaphites nebrascensis ammonite with excellent preservation of the shell material. The ammonite shell has some natural iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits in an original Pierre Shale nodule with a flat base for a great display. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A fantastic display piece.  

SD02        Size: 2-1/8"

Note - Adding 10 So. Dakota ammonites in December 2020.  -->  Link to So. Dakota Ammonites

A TOP QUALITY, "White" (Mako) shark tooth with an excellent creamy white colored crown from Baja, Mexico. Great color. The root is very well preserved with a nice creamy white color. Very clean crown. Excellent overall preservation. This is a middle Miocene tooth from the Rosarita Beach Fm. A fantastic top quality "White" (Mako) tooth from a rare locality. No repair or restoration. Authenticity guaranteed. 

MX301      SIZE: 1"

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

A rare, Top Quality Avisaurus archibaldi tooth from the Hell Creek Fm. of Montana. A extinct primitive toothed bird from the Enantiornithine bird family. These teeth are triangular and thin, and the crown is non-serrate and may have longitudinal ridges. The root has a strong vertical notch. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Authenticity guaranteed. 

DM10       Size: 1/8"+

Note - Adding 10 new Avisaurus teeth in July 2021      Link to Avisaurus catalog.

A  "Picture", Carcharodon hastalis, the Broad-tooth Mako shark tooth from So.Carolina. Previously referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. Highest quality enamel. A "Picture Mako" with very glossy tan crown draped with charcoal colores. Fantastic color!  Sharp cutting edges. An excellent root – very wide. No repair or restoration. An excellent color collector's Mako tooth! Authenticity guaranteed.

SC324        SIZE: 1-7/8"   

Adding 18 SC Carcharodon hastalis teeth in October 2024.   ->  Link to SC Carcharodon hastalis teeth

A colorful, Top Quality Carcharodon hastalis, the Broad-tooth Mako shark tooth from So.Carolina. Previously referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. Highest quality enamel. A very glossy TAN fading to  BLUE colored crown. Fantastic color!  Sharp cutting edges. An excellent root – very wide. Excellent symmetry. No repair or restoration. An excellent color collector's Mako tooth! Authenticity guaranteed.

SC318        SIZE: 2-1/4"   

Adding 18 SC Carcharodon hastalis teeth in October 2024.   ->  Link to SC Carcharodon hastalis teeth

An EXTRA LARGE, Top QualityCarcharodon hastalis, the Broad-tooth Mako shark tooth from So.Carolina. Previously referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. High quality enamel. A BLACK colored crown. Excellent color!  Sharp cutting edges. An excellent root – extra wide. Excellent symmetry. No repair or restoration. An excellent collector's Mako tooth! Authenticity guaranteed.

SC306        SIZE: 2-3/4"   (1-7/8" wide)

Adding 18 SC Carcharodon hastalis teeth in October 2024.   ->  Link to SC Carcharodon hastalis teeth

An EXTRA LARGE, HIGH Quality Carcharodon hastalis, the Broad-tooth Mako shark tooth from So.Carolina. Previously referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor.  Good quality enamel. A GRAYU colored crown. Good color!  Clean cutting edges. An excellent root – extra wide. Excellent symmetry. No repair or restoration. A collector's BIG Mako tooth! Authenticity guaranteed.

SC303        SIZE: 3-1/8"   (2" wide)

Adding 18 SC Carcharodon hastalis teeth in October 2024.   ->  Link to SC Carcharodon hastalis teeth

An extinct early rabbit jaw (Palaeolagus haydeni) from Sioux Co., Nebraska. Palaeolagus was one of many mammals that thrived in the Early Oligocene in North America. Found in the Brule Fm. (Rupelian) 33 - 30 million years ago. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. This item comes witha 2"x 2" floating frame display.

WR26        Size: 1/2"  

Name: Palaeolagus haydeni 

Age:  Oligocene

Location: Sioux Co., Nebraska

Note - Posting 49 Oligocene Mammal fossils in January 2025.      Link to Oligocene Mammal Fossils