Search results for: 'boni four 2'

A Top Quality Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has excellent color and patina. Complete and well preserved with slight tip wear. Overall an excellent pes ungual. Note - this ungual has 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. No repair or restoration. An exceptional collector's quality Pachychephalosaurus claw. Museum quality. Note - claw comes with a Riker type frame. Authenticity guaranteed.

DP22       SIZE: 1-1/2"   

Note - Adding 13 new Pachy spikes, claws, and teeth in April 2023.   Link to Pachy 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

A GEM, very rare Otodus aksuaticus tooth with gray color. Excellent transitional tooth with small serrations covering 3/4 of the crown and side cusps. Found in Tushbiar, Mangyshlak, W. Kazakhstan. This is a GEM quality tooth, but it a pit in the bourlette area. Kazakhstan is one of the few places on earth where the transition series from Ototdus (non-serrated) to Auriculatus (fully serrated) can be found.

K554        SIZE: 1-1/8"+

A Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by these spikes and nodes. These spikes and nodes were part of the skull. This spike has excellent color / patina. It is a nearly complete specimen with no cracks or breaks. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Pachychephalosaurus spike. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed.

DP40       SIZE: 1-1/2"   (7/8" W) 

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

A well prepared Leonaspis sp. trilobite. All original colors and no restoration. Great natural brown shell with excellent luster. Very unique raised eyes design, and many excellent long spines. A Middle Devonian (380 mya) trilobite from the Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed. 

XM07        Size: 1-1/4"

Adding 11 quality Morocaan trilobites in October 2021.      Link to Moroccan trilobites.

A LARGE, Top Quality, shark vertabra from the Sharktooth Hill area, near Bakersfield, California. 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.

ST1031           SIZE: 2"   (1-1/8" Height)

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 - less pronounced high center ridge and some 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.

DP06       SIZE: 1/2"+    

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

A LARGE, Rare Basilosaurus isis premolar tooth from Morocco. Basilosaurus was in the Basilosauridae family of early whales. An August Fossil of the Month. Note - this tooth is a molar with no wear and a complete root. This material is a new find and represents an early transition form of the whale which was a fully aquatic carnivore. Note - the very tip of four side cusps were professionally restored in the US. This is an opportunity to own an incredibly rare specimen from an early evolutionary stage of the modern whale. A fantastic collector's specimen. Authenticity guaranteed. A special tooth!

M2111          Size: 5-1/16"  (straight line)  

Late Eocene (Bartonian) age  (36 MYA)

Boujdour Basin, West Sahara, Morocco

Note - adding six early whale teeth in August 2023.   Link to the early whales.

New   Exceptionally large, GEM anterior teeth. These are the largest C. appendiculata teeth that I have ever seen!  These anterior teeth are really difficult to find.  Rare!

M151 (Left)             SIZE: 1-1/4"

New   Exceptionally large, GEM anterior teeth. These are the largest C. appendiculata teeth that I have ever seen!  These anterior teeth are really difficult to find.  Rare!

M152 (Right)           SIZE: 1-3/16"

New   Exceptionally large, GEM anterior teeth. These are the largest C. appendiculata teeth that I have ever seen!  These anterior teeth are really difficult to find.  Rare!

M154 (Right)         SIZE: 1-1/4"

New   Exceptionally large, GEM lower jaw - anterior teeth. These are the largest C. appendiculata teeth that I have ever seen!  These anterior teeth are really difficult to find.  Rare!

M156 (Right)              SIZE: 1-1/8"+