Search results for: 'book four 2'

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 rare EXTRA LARGE, Top Quality Triceratops horridus occipital condyle with brain case attached 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 the large frill protecting its neck. This is a beautiful 4-1/2" occipital condyle with exceptional 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. 100% natural specimen. Legally collected on private land in Powder River Co., Montana. Authenticity guaranteed. Note - This massive bone structure weighs 14 pounds. An international shipping supplement is required. Please inquire.

DC53  BoP    SIZE: 4-1/2" Condyle diameter ;  Specimen size: 11" x 6-1/2" wide

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

A Top Quality Craspedites nodiger ammonite specimen from Saratov, Russia.  Great white color.  Volgian, Jurassic age (145 mya). Authenticity guaranteed.

X254c        Size: 1-1/2"

Note - Adding 7 ammonites in December 2023.    ->   Link to Other Ammonites

A rare, Cretaceous shark vertebra with excellent color. Exceptional concentric growth rings well preserved. Very thick at 1/2". Centra faces are very clean and very well preserved. Cretaceous age.Excellent quality.  

M1172           SIZE: 1-3/16"

A rare, Cretaceous shark vertebra with excellent color. Exceptional concentric growth rings well preserved. Very thick at 1/2". Centra faces are very clean and very well preserved. Cretaceous age.Excellent quality.   

M1173                 SIZE: 1-3/16"

An exceptional natural Perisphinctes sp. ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. Authenticity guaranteed.

X239       Size: 2-5/8"  

Note - Adding 12 Madagascar ammonites in December 2024  -->   Link to Madagascar ammonites

An exceptional natural Perisphinctes sp. ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. Authenticity guaranteed.

X238       Size: 2-5/8"  

Note - Adding 12 Madagascar ammonites in December 2024  -->   Link to Madagascar ammonites

An exceptional natural Perisphinctes sp. ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. Authenticity guaranteed.

X237       Size: 2-3/4"  

Note - Adding 12 Madagascar ammonites in December 2024  -->   Link to Madagascar ammonites

An exceptional natural Perisphinctes sp. ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. Authenticity guaranteed.

X236       Size: 2-5/8"  

Note - Adding 15 Madagascar ammonites in December 2025  -->   Link to Madagascar ammonites

A Top Quality Osmanthus praemissa leaf from the Green River Fm., Douglas Pass, Garfield Co., Colorado. The Osmanthus praemissa is a Tea plant from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. An excellent display piece!  

GL10     SIZE: 2-7/8" x 5/8"      Plate size: 3" x 2-3/8"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves

A Top Quality Quercus cuneatus leaf from the Green River Fm., Douglas Pass, Garfield Co., Colorado. The Quercus cuneatus is an Oak leaf from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. An excellent display piece!  

GL17     SIZE: 2" x 7/8"      Plate size: 3-5/8" x 2-3/4"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves

A Top Quality Lygodium kaulfussii leaf from the Green River Fm., Douglas Pass, Garfield Co., Colorado. The Lygodium kaulfussii is a Climbing Fern from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation, exquisite detail, and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. A very special display piece!  

GL19     SIZE: 2-7/8" x 3-1/4"      Plate size: 4" x 4-1/2"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves