Search results for: 'dure spike fossil calcifi e'

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!

T390            SIZE: 1-1/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds, and a body covered with this bony armor. A complete body osteoderm plate from a juvenile Ankylosaurus. The bone is excellent quality with excellent color and patina with some stream erosion. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK33         SIZE: 1-1/4"  x  1"

Note - Adding 16 new Ankylosaur - Nodosaur fossils in January 2023.       Link to Ankylosaur fossils catalog.

A Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds, and a body covered with this bony armor. A body osteoderm section from a juvenile Ankylosaurus. The bone is excellent quality with excellent color and patina. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK31         SIZE: 1-1/2"  x  1-1/8"

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

A GEM Quality, rare Triceratops horridus upper beak (rostal) from the late Cretaceous of northern North America. A July Fossil of the Month. Triceratops was a large ceratopsian dinosaur found in the Hell Creek and Lance Creek formations which is know for three horns and a large frill protecting its neck. This juvenile upper beak has exceptional detail preserved and great color / patina. Complete specimen. Note - Triceratops has a beak formed by this upper rostal bone and the lower predentary bone. No repair or restoration. 100% natural specimen. Legally collected on private land in Powder River Co., Montana. Authenticity guaranteed. You rarely see these upper beaks and this one is exceptional.

DC22  BoP       SIZE: 2-1/8" Wide x 1-3/4" Length

Note - Adding 20 new Triceratops fossils in July 2022.       Link to Triceratops fossils catalog

A Top Quality juvenile Albertosaurus  partially rooted tooth from the late Cretaceous (Campanian) in northern North America. This tooth measures 9/16" - an excellent Tyrannosaur tooth. The enamel is high quality with excellent color.  Excellent anterior and posterior serrations. Serrated to the tip. No cracks, repair or restoration. Legally collected on private land in the Horseshoe Canyon Fm. (Horsethief Member) , Alberta, Canada. An excellent Albertosaurus tooth based on size and roundness of the tooth cross-section. Authenticity guaranteed. An excellent collector's tooth.  Note - tooth comes with a Gem jar display case. Disposition number 000028-0000029.

DY26c       SIZE: 9/16"   

Note - Adding 17 Canadian bones & teeth in April 2025.    Link to Canadian Dinosaur fossils catalog

A LARGE, Top Quality Albertosaurus  tooth from the late Cretaceous (Campanian) in northern North America. This tooth measures 2" - an excellent Tyrannosaur tooth. The enamel is high quality with excellent color. Excellent anterior and posterior serrations. Serrated to the tip. No cracks, repair or restoration. Legally collected on private land in the Horseshoe Canyon Fm. (Horsethief Member) , Alberta, Canada. An excellent Albertosaurus tooth based on size and roundness of the tooth cross-section. Authenticity guaranteed. An excellent large collector's tooth. Note - tooth comes with a Riker display frame. Disposition number 000028-0000029. 

DY22c        SIZE: 2"   Base: 7/8" x 5/8"

Note - Adding 17 Canadian bones & teeth in April 2025.    Link to Canadian Dinosaur fossils catalog

A GEM Quality, Colorful Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. An October Fossil of the Month. This tooth measures 1-1/2" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is highest quality with exceptional color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Blaine Co., Montana. Authenticity guaranteed. An incredible collector's tooth. A Riker display case is included.

DY13         SIZE: 1-1/2"   (Base: 5/8" wide)

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

An ultra rare, Top Quality Hexanchus collinsonae tooth, a Sixgill Cow shark, from the Muddy Creek / Fisher - Sullivan site, Virginia. A June Fossil of the Month.  A lower jaw symphyseal tooth (female species) with 8 primary cusps. Exceptional color and preservation. This is an Early Eocene (Ypresian) age, Nanjemoy Formation tooth. A special collector's rare Cow shark tooth. Authenticity guaranteed. 

MC951         Size: 1/4"

Note adding 15 Muddy Creek Cow shark teeth in June 2022.  --> Link to Muddy Creek Cow Shark teeth

An ultra rare, EXTRA LARGE early Top Quality Sevengill Cow shark (Notorhynchus primigenius) - a lower jaw symphyseal tooth from Nemuhle, Germany. An August Fossil of the Month. An early Oligocene age tooth (Rupelian - 32 MYA). An excellent tooth for the rare tooth collector! No repair or restoration. No repair or restoration. Near perfect tooth. Authenticity guaranteed. These teeth were found in many closed quarries.

GR401          Size: 5/8" 

Note - Adding 12 German Cow shark teeth in August 2022 -> Link to German Shark Teeth

An EXTRA LARGE, GEM Quality, shark vertabra from the Sharktooth Hill area, near Bakersfield, California. A February Fossil of the Month.Note - Most likely a large Mako shark vertebra and part of an associated pair with ST954. The sides are all clean and fully articulated. The base is the original Round Mountain silt matrix. Excellent preservation and gorgeous color. No repair or restoration. Authenticity guaranteed. A scarce find for Sharktooth Hill, and 2"+ are always very difficult to find. The best Sharktooth Hill vertebra the I have seen. A fantastic display piece!

ST955           SIZE: 2-5/8"   (1-1/4" Height)

Note - Adding 2 XL associated STH shark vertebrae in February 2022.   Link to STH shark vertebta.

Note - Adding 12 Sharktooth Hill display pieces in Feb. 2022.    Link to STH Display Items

An EXTRA LARGE, GEM Quality, shark vertabra from the Sharktooth Hill area, near Bakersfield, California. A February Fossil of the Month.Note - Most likely a large Mako shark vertebra and part of an associated pair with ST954. The sides are all clean and fully articulated. The base is the original Round Mountain silt matrix. Excellent preservation and gorgeous color. No repair or restoration. Authenticity guaranteed. A scarce find for Sharktooth Hill, and 2"+ are always very difficult to find. The best Sharktooth Hill vertebra the I have seen. A fantastic display piece!

ST954           SIZE: 2-5/8"   (1-1/4" Height)

Note - Adding 2 XL associated STH shark vertebrae in February 2022.   Link to STH shark vertebta.

Note - Adding 12 Sharktooth Hill display pieces in Feb. 2022.    Link to STH Display Items

A TOP QUALITY Paleolagus haydeni, fossil rabbit, mortality piece from the White River Badlands, Brule Formation, South Dakota. The mortality rock contains three skulls and parts of a few bodies. Most likely these rabbits died in their burrow. Excellent color and preservation. Exceptional preparation to expose the multiple speciments. A scarce mortality rock with White River rabbit skulls and an incredible display piece. Authenticity guaranteed.

WR002         SIZE: 5" x 4" x 3-7/8"