Search results for: 'young guid the new tenuis thick with fern'

An ultra rare Top Quality Stegoceras validum dome (frontoparietal skull bone) from the late Cretaceous of northern North America. An April Fossil of the Month. Stegoceras is a smaller sized pachycephalosaurid dinosaur, and like Pachycephalosaurus, it is a dinosaur which is famous for its large domed head surrounded by spikes. This is excellent quality juvenile dome with good color / patina. No cracks or restoration. There is a small sheer on the left side that occured prior to fossilization since it has the natural patina. Otherwise a complete dome. An ultra rare Stegoceras dome!  Legally collected on private land in the Judith River Fm., Hill Co., Montana. An excellent collector's quality Stegoceras dome. Comes with a Riker display case. Authenticity guaranteed. You don't see Stegoceras domes very often. This is a very special, prefect little dome!  (Photo series = top, bottom, right side, left side, and rear).

DP50       SIZE: 2-5/8" x 2"   (1-1/2" thick)  

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

A LARGE, incredible natural Nautiloid ammonite from the Cretaceous of Madagascar. The aragonite shell is nicely articulated. Very wide (thick), fully inflated, and very heavy. Exceptional color and preservation. A gorgeous display item!  Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 6 lbs.  International customers will not have free shipping.

X276        Size: 5-5/8"   (4-1/4" wide)

Note - Adding 6 Madagascar ammonites in July 2023 -->   Link to Madagascar ammonites

A LARGE, incredible natural Nautiloid ammonite from the Cretaceous of Madagascar. The aragonite shell is nicely articulated. Very wide (thick), fully inflated, and very heavy. Exceptional color and preservation. A gorgeous display item!  Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 7.35 lbs.  International customers will not have free shipping.

X273        Size: 6-1/4"   (4-11/16" wide)

Note - Adding 6 large Madagascar ammonites in July 2023 -->   Link to Madagascar ammonites

An EXTRA LARGE, incredible natural Nautiloid ammonite from the Cretaceous of Madagascar. A July Fossil of the Month. The aragonite shell is nicely articulated. Very wide (thick), fully inflated, and very heavy. Exceptional color and preservation. A gorgeous display item!  Authenticity guaranteed. Comes this the chrome steel stand as photographed. Note - This item weighs 8.5 lbs.  International customers will not have free shipping.

X272        Size: 7"   (4-13/16" wide)

Note - Adding 6 large Madagascar ammonites in July 2023 -->   Link to Madagascar ammonites

A GEM, EXTRA LARGE Nanotyrannus lancensis tooth. This tooth measures 2-5/16". A very special, ultra rare big Nano tooth.The enamel is exceptional with fantastic color and quality. Excellent anterior and posterior serrations to the tip. Essentially no tip wear which is excellent for a big tooth. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed.  A fantastic extra large collector's Nano tooth.  Note - a Riker frame is included. You rarely a see Nano tooth this large!

DN06 BoP       SIZE: 2-5/16"   (13/16" x 3/8" cross-section)

Note - Adding six new Nano teeth in April 2019 --> Link to Nano teeth

A rare, Top Quality Triceratops horridus epoccipital (frill ornament) 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 epoccipital has excellent detail preserved and great color / patina. The epoccipitals were triangular bone ornaments that lined the top of the frill. The young Triceratops had narrow and tall epoccipitals, older juvenile Triceratops had low and wide epoccipitals, and adult Triceratops no longer had this ornament. You can see this epoccipital is narrow which is a characteristic of an younger juvenile Triceratops. No repair or restoration. 100% natural specimen. Legally collected on private land in Powder River Co., Montana. Authenticity guaranteed. 

DC64         SIZE: 1-1/4" Wide x 1-5/16" Height

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

A rare, Top Quality Triceratops horridus epoccipital (frill ornament) 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 epoccipital has excellent detail preserved and great color / patina. The epoccipitals were triangular bone ornaments that lined the top of the frill. The young Triceratops had narrow and tall epoccipitals, older juvenile Triceratops had low and wide epoccipitals, and adult Triceratops no longer had this ornament. You can see this epoccipital is wide which is a characteristic of an older juvenile Triceratops. Some crack fill. No restoration. Legally collected on private land in Powder River Co., Montana. Authenticity guaranteed. 

DC63         SIZE: 1-7/8" Wide x 1-1/4" Height

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

An EXTRA LARGE, Top Quality Mosasaur vertebra from the phosphate mining region, Khouribga, Morocco. This is a thick and heavy vertebra. Extra thick. Has some cracks. No repair or restoration.  Authenticity guaranteed. 

M1180        SIZE: 3-1/2" x 3-1/4"  (2-1/4" thick)    

Note - Adding 7 new Mosasaur vertebra in November 2022. -->  Link to Mosasaur fossils.

An EXTRA LARGE, Top Quality Mosasaur vertebra from the phosphate mining region, Khouribga, Morocco. This is a thick and heavy vertebra. No repair or restoration.  Authenticity guaranteed. 

M1178        SIZE: 2-1/2" centrum width  (2" thick)    

Note - Adding 5 new Mosasaur vertebra in November 2024. -->  Link to Mosasaur fossils.

An EXTRA LARGE, Top Quality Mosasaur vertebra from the phosphate mining region, Khouribga, Morocco. This is a thick and heavy vertebra. No repair or restoration.  Authenticity guaranteed. 

M1174        SIZE: 3-1/2" centrum width  (2" thick)    

Note - Adding 5 new Mosasaur vertebra in November 2024. -->  Link to Mosasaur fossils.

An EXTRA LARGE, Top Quality Mosasaur vertebra from the phosphate mining region, Khouribga, Morocco. This is a thick and heavy vertebra. No repair or restoration.  Authenticity guaranteed. 

M1176        SIZE: 2-5/8" centrum width  (2-1/8" thick)    

Note - Adding 5 new Mosasaur vertebra in November 2024. -->  Link to Mosasaur fossils.

An EXTRA LARGE, Top Quality Mosasaur vertebra from the phosphate mining region, Khouribga, Morocco. This is a thick and heavy vertebra. No repair or restoration.  Authenticity guaranteed. 

M1175        SIZE: 3-1/8" centrum width  (2-1/4" thick)    

Note - Adding 5 new Mosasaur vertebra in November 2024. -->  Link to Mosasaur fossils.