Search results for: 'defin shell planus spike when halloween costume'

Two natural Hoploscaphites nebrascensis ammonites with excellent preservation of the shell material. The ammonites are fully exposed and their shells exhibit 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.  

SD04        Size: 1-3/4"

Note - Adding 6 So. Dakota ammonites in August 2025.  -->  Link to So. Dakota Ammonites

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. 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 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 - strong 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.

DP07       SIZE: 9/16"    

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

A GEM  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 specimen. An exceptional pes ungual. Note - this ungual has a strong 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 claw. Museum quality. Note - claw comes with a Riker type frame. Authenticity guaranteed. You do not see these top quality claws any more...

DP23       SIZE: 1-5/8"   

Note - Adding 4 new Pachy unguals in July 2018.       Link to Pachy fossils catalog

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 specimen with a very small amount of tip wear. An exceptional pes ungual. Note - this ungual has a strong 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 claw. Museum quality. Note - this claw comes with a Riker type frame. Authenticity guaranteed.

DP24       SIZE: 1-7/16"   

Note - Adding 4 new Pachy unguals in July 2018.       Link to Pachy fossils catalog

Polished ammonite to bring out the brilliant flashes of red and green in the shell material ("opal-like sheen!").

XM317           Size: 1-1/2"

Polished ammonite to bring out the brilliant flashes of red and green in the shell material ("opal-like sheen!").

XM319         Size: 1-5/8"

A Top Quality Hypotodus verticalis (a Sand Tiger shark) tooth from Tushbair, Kazakhstan.  Lower jaw lateral position. Incredible color and condition. Near perfect tooth. An incredible Eocene (Bartonian) age tooth. No repair or restoration. Authenticity guaranteed. One of the finest localities for Eocene age shark teeth! You will enjoy the quality of the Kazakh teeth. 

K1209                SIZE: 7/8"

Note - 10 new Hypotodus teeth added in October 2017.         Hypotodus Catalog Link

Three natural Hoploscaphites nebrascensis ammonites in a cluster with excellent preservation of the shell material. There are three ammonites in this cluster. The shell material 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. Note - this specimen weighs 1.4 lbs. An international supplemental shipping charge will apply.

SD01        Size: 2"

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

A Rare, "Flying" Minicryphaeus giganteus trilobite. Another November Fossil of the Month. The specimen has been expertly prepared to make it completely free standing in a flying position. This is a BIG trilobite with a very unique design. Incredible shell and spine preservation and incredible size for this rare species! A well defined rostrum and excellent compound eyes. Note-  a rather new trilobite which was first described and named in 2014. An Early Devonian (410 mya) trilobite from the Jbel El Mrakib area, Atlas Mts., Morocco. Authenticity guaranteed. A very large and well preserved trilobite. Stands 4-1/2" tall - an incredible display! Much better than typical examples in the market. The BEST collector's quality! Museum Quality.

XM48        Size: 3-3/8"  x  1-3/4" W  ;  Specimen mount is 4-1/2" tall.

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites.

A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.

XM309        Size: 2"