Search results for: 'authen bone st france of associ book'

A rare Top Quality Triceratops horridus occipital condyle from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek formation which is known for three horns and the large frill protecting its neck. This is a beautiful 3-3/4" occipital condyle with excellent detail preserved. This large codyle has fantastic color and patina plus a large section of braincase is attached. Note - The occipital condyle was the connection point of the Triceratops massive skull to the vertebrae column, and it allowed for maximum rotation of the head. No repair or restoration. There is a small amount of repair at the base. Legally collected on private land in Powder River Co., Montana. Authenticity guaranteed. Note - this specimen weighs 2.5 lbs. A supplemental shipping charge will apply for international orders.

DC39    SIZE: 3-3/4" Condyle diameter ;  3-3/8" height

Note - Adding 14 new Triceratops bones in November 2024.       Link to Triceratops fossils catalog

A LARGE, Top Quality, Triceratops horridus frill section from the late Cretaceous of northern North America. A September Fossil of the Month. Triceratops was a large ceratopsian dinosaur found in the Hell Creek formation which is known for three horns and the large frill protecting its neck. This is a great frill section with exceptional detail preserved. Excellent color and patina. You can see all of the natural blood grooves across the surface of the frill. No repair or restoration. 100% natural specimen. Legally collected on private land in Carter Co., Montana. Authenticity guaranteed. Note - This frill section is from the bottom of the frill near the neck and is extra thick and heavy. This section weighs approx. 3 lbs and international order will require a shipping supplement.

DC41         SIZE: 6" Wide x  5-5/8" High x 2-1/4" Thick

Note - Adding 15 new Triceratops bones in September 2025.       Link to Triceratops fossils catalog

A rare Top Quality Triceratops horridus vertebra from the late Cretaceous of northern North America. 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 is a caudal (tail) vertebra with exceptional detail preserved and great color / patina. You can see the vertebra surface is very rugous and the vertebra is very thick with a very round centra which are characteristics of Triceratops and distinguishes it from a Hadrosaur. Triceratops bones are more difficult to find. No repair or restoration. It is very rare to find vertebra that are complete. 100% natural specimen. Legally collected on private land in Powder River Co., Montana. Authenticity guaranteed. An excellent big Triceratops vertebra. Note - A 4 peg display stand comes with it. 

DC30         SIZE: 2.5" Height x 1-7/8" Wide x 1-5/8" Length

Note - Adding 15 new Triceratops fossils in September 2025.       Link to Triceratops fossils catalog

A rare, TOP QUALITY Triceratops horridus hoof core (pes claw) from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek formation which is known for three horns and a large frill protecting its neck. This adult hoof core has exceptional detail preserved and excellent color & patina. Note - Triceratops hoof cores are generally smaller than Hadrosaur, have a very rugous surface, have a characteristeristic "shallow ledge" on the under side, have less height than Hadrosaur, and are much more difficult to find. This hoof core has  the correct features is is incredibly preserved. Legally collected on private land in Carter Co., Montana. Authenticity guaranteed. True Triceratops hoof cores are very difficult to locate, and this is a unique example!  

DC61         SIZE: 3-1/4" Length x  2-3/4" Wide 

Note - Adding 15 new Triceratops bones in September 2025.       Link to Triceratops fossils catalog

"An Illustrated Guide to the British Middle Eocene Vertebrates"  is a fantastic guide to the shark teeth of the middle Eocene. Great illustrations. 59 pages. This book is out of print.

BB06             Size: 5-1/2" x 8-1/2"

A rare, Top Quality Thescelosaurus neglectus metatarsal (II) from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This is the metatarsal for toe #2. This bone has excellent quality with excellent color / patina. Minor crack fill. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Excellent collector's quality Thescelosaurus toe bones. Authenticity guaranteed.

DI27       SIZE: 5"  x  1-1/2" wide

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog

A very rare, Top Quality Thescelosaurus neglectus metatarsal (I) from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This is the metatarsal for toe #1. This bone has excellent quality with excellent color / patina. Minor crack fill. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Excellent collector's quality Thescelosaurus toe bones. Authenticity guaranteed.

DI26       SIZE: 4-5/8"  x  2-5/16"  x  1-3/8" wide

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog

A Top Quality, Triceratops horridus brow horn section from the late Cretaceous of northern North America. A November Fossil of the Month. Triceratops was a large ceratopsian dinosaur found in the Hell Creek Formation. This is a special horn with exceptional detail preserved with excellent color and natural patina. Incredible surface articulation. You can see all of the natural blood grooves around the surface of the horn. The preparation of the horn was very basic with one crack repair. No extensive repair or restoration. It comes with the custom steel stand as shown. A fantastic fossil overall for display. Legally collected on private land in the Hell Creek Fm., Dewey Co., So. Dakota. Authenticity guaranteed. Certification of Authentication provided. Museum quality specimen. A fantastic Triceratops brow horn display. You don't see these top quality horns very often. This one is much better quality than the typical brow horn section and a great display size!  Note - International buyers will incur shipping cost.  Weighs 5.2 pounds with stand. Have you been waiting for a special Triceratops horn display?  This is a fantastic Triceratops horn display.      

DC51   SIZE: 8-1/2"length ; End: 3-1/2" wide ;  (8-3/4" height on stand)

Note - Adding 14 new Triceratops bones in November 2024.       Link to Triceratops fossils catalog

A Top Quality Alethopteris sp. - fossil fern display piece from St. Clair, Pennsylvania. A December Fossil of the Month. Alethopteris is an extinct genus of primitive seed fern that evolved during the Pennsylvanian Period. This specimen is well preserved with white colored ferns on a near black colored shale matrix. This white coating is a characteristic of the mineral pyrophyllite. The St. Clair area is known for their white ferns on black matrix. Pennsylvanian age. (300 mya). It weighs 16.8 pounds. Note - international orders will require a shipping supplement. Authenticity guaranteed. This specimen comes with a sturdy wooden base as shown in the photo. A fantastic two-sided display piece!

FN01       SIZE:  22" x  14"      Height on stand:  14-1/2"

Note - Adding 4 fern / Lepidodendron  specimens in December 2023 -->   Link to Fossil Ferns

An excellent, well preserved Miocene fossil crab, Pinnixia galliheri, from Carmel, California. This crab is 8 million years old and found in the Monterrey Fm. Matrix is 3" x 2.5". Authenicity guaranteed.

X057          SIZE: 1"

Note - Adding 8 fossil crabs in November 2021.  -->   Link to Fossil Crabs

An excellent, well preserved Miocene fossil crab, Pinnixia galliheri, from Carmel, California. This crab is 8 million years old and found in the Monterrey Fm. Matrix is 2.5" x 2". Authenicity guaranteed.

X056          SIZE: 1"

Note - Adding 6 fossil crabs in February 2022  -->   Link to Fossil Crabs

An excellent, well preserved Miocene fossil crab, Pinnixia galliheri, from Carmel, California. This crab is 8 million years old and found in the Monterrey Fm. Matrix is 3" x 3". Authenicity guaranteed.

X053          SIZE: 1"

Note - Adding 6 fossil crabs in February 2022  -->   Link to Fossil Crabs