Search results for: 'relat de estudios 1 cave en chile vista'

A Top Quality, BLUE Bone Valley Mako shark tooth from Golden Beach, Florida. Lower jaw anterior tooth. Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. Highest quality enamel. A glossy blue colored crown and an excellent tan root. Great color!  Sharp cutting edges. Excellent eye appeal. A rare Bone Valley collector's Mako tooth. No repair or restoration. Authenticity guaranteed. You don't see these Mako teeth very often!

F116      SIZE: 2-5/16"   

Note - Adding 16 Golden Beach / Venice Beach Mako teeth in April 2024.  ->  Link to BV Isurus hastalis teeth

A Top Quality, BLUE Bone Valley Mako shark tooth from Golden Beach, Florida. Lower jaw anterior tooth. Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. Highest quality enamel. A glossy blue & olive colored crown and an excellent tan root. Great color!  Sharp cutting edges. Excellent eye appeal. A rare Bone Valley collector's Mako tooth. No repair or restoration. Authenticity guaranteed. You don't see these Mako teeth very often!

F115      SIZE: 2-5/16"   

Note - Adding 16 Golden Beach / Venice Beach Mako teeth in April 2024.  ->  Link to BV Isurus hastalis teeth

A Top Quality, BLUE Bone Valley Mako shark tooth from Polk County, Florida with great color! Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. Highest quality enamel. An excellent colored crown. Excellent color! Sharp cutting edges. An excellent charcoal colored root. Great eye appeal. A rare Bone Valley color collector's Mako tooth. No repair or restoration. Authenticity guaranteed. You don't see these Mako teeth very often!

F131       SIZE: 2"   

Note - Adding 8 new BV Isurus hastalis teeth in April 2005.  ->  Link to BV Isurus hastalis teeth

A Top Quality, ORANGE Bone Valley Mako shark tooth from Polk County, Florida with great color! Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. Highest quality enamel. An excellent colored crown. Excellent color! Sharp cutting edges. An excellent tan colored root. Great eye appeal. A rare Bone Valley color collector's Mako tooth. No repair or restoration. Authenticity guaranteed. You don't see these Mako teeth very often!

F104      SIZE: 2"   

Note - Adding 8 new BV Isurus hastalis teeth in April 2005.  ->  Link to BV Isurus hastalis teeth

A Top Quality, ORANGE Bone Valley Mako shark tooth from Polk County, Florida with great color! Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. Highest quality enamel. An excellent colored crown. Excellent color! Sharp cutting edges. An excellent tan colored root. Great eye appeal. A rare Bone Valley color collector's Mako tooth. No repair or restoration. Authenticity guaranteed. You don't see these Mako teeth very often!

F103      SIZE: 2"   

Note - Adding 8 new BV Isurus hastalis teeth in April 2005.  ->  Link to BV Isurus hastalis teeth

A Top Quality, TAN Bone Valley Mako shark tooth from Polk County, Florida with great color! Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. Highest quality enamel. An excellent colored crown. Excellent color! Sharp cutting edges. An excellent tan colored root. Great eye appeal. A rare Bone Valley color collector's Mako tooth. No repair or restoration. Authenticity guaranteed. You don't see these Mako teeth very often!

F101      SIZE: 2-3/8"   

Note - Adding 8 new BV Isurus hastalis teeth in April 2005.  ->  Link to BV Isurus hastalis teeth

A LARGE, Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaurus. The bone is excellent quality with excellent color / patina. Well preserved vascular channels. No cracks or restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Ankylosaurus osteoderm. I do not see large ostederms very often.

DK25         SIZE: 5"  x  3-3/4"  x 1/2"

Note - Adding 7 new Ankylosaurus - Nodosaur osteoderms in August 2025.       Link to Ankylosaur fossils catalog.

A LARGE, Top Quality Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. An April Fossil of the Month. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has exceptional color and patina. Overall an excellect pes ungual. Note - this ungual exbibits the "Pachy twist " (see Pachy ungual differentiation discussion below). No repair or restoration. An ultra rare Pachy pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An exceptional collector's quality Pachychephalosaurus ungual. Museum quality. My largest Pachy claw. Note - claw comes with a Riker type frame. Authenticity guaranteed. Authenticity guaranteed.

DP21       SIZE: 2"   

Note - Adding 6 new Pachy spikes, claws, and teeth in February  2025.    Link to Pachy fossils catalog

An EXTRA LARGE, Top Quality Crotalocephalina gibbus trilobite from Morocco. The preparation is German with all original colors and no restoration. Great natural greenish black shell with excellent luster. The specimen is fully exposed including the base on the cephalon and very nicely displayed. A Lower Devonian trilobite  (395 mya) from the Hamar Laghdad area, Atlas Mts., Morocco. Authenticity guaranteed. Museum Quality specimen. 

XM08          Size: 3-1/8"

Note - Adding 16 new Moroccan Trilobites in May 2024.    -->    Link to Moroccan Trilobites

An ultra rare, Top Quality Judith River Nodosaur body spike from the late Cretaceous of North America. AJune Fossil of the Month. The Campanian age Nodosaurs grew to 22 feet and 6000 pounds, and a body covered with this bony armor with body spikes along the edge of the body (see Edmontonia photo). Edmontonia is the named Two Medicine Fm. Nodosaur which is a good proxy to the currently undescribed Judith River Fm. Nodosaur. The bone is excellent quality with excellent color / patina. A complete side armor spike from a large Nodosaur. ~72 MYA. Note - there is less than 10% professional restoration in small areas for aesthetic purposes at the base. Legally collected on private land in the Judith River Fm., Hill Co., Montana. Authenticity guaranteed. An ultra rare collector's quality Ankylosaur body spike. I have only seen two of the spikes available in the market place. Incredibly rare and super cool. It was found in the 1940s!

DK29  BoP       SIZE: 5-1/2"  (Base:  3" x 2-3/8")   

Note - Adding 9 new Ankylosaur - Nodosaur fossils in Juine 2024.    Link to Ankylosaur fossils catalog.

A Top Quality Pachychephalosaurus wyomingensis maxillary tooth from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. The enamel is excellent quality with excellent color / patina. Typical wear faucet from grinding on opposing teeth. Note - high center ridge and assymetry (see Pachy maxillary teeth differentiation discussion below). No cracks or restoration. An ultra rare Pachy maxillary tooth! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus tooth. My best rooted maxillary Pachy tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed.

DP03 BoP      SIZE: 3/4"+    

Note - Adding 13 new Pachy fossils in July 2018.       Link to Pachy fossils catalog

A Top Quality Pachychephalosaurus wyomingensis maxillary tooth from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. The enamel is excellent quality with excellent color / patina. No wear faucet from grinding on opposing teeth. Note - strong high center ridge and assymetry (see Pachy maxillary teeth differentiation discussion below). No cracks or restoration. An ultra rare Pachy maxillary tooth! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed.

DP05       SIZE: 5/8"+    

Note - Adding 13 new Pachy fossils in July 2018.       Link to Pachy fossils catalog