Search results for: '15 w 31.5 shell river easel'

A LARGE, High Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaurus. The bone is excellent quality with excellent color / patina. No cracks or restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Ankylosaurus osteoderm. I do not see large ostederms very often.

DK26         SIZE: 5"  x  4-1/2"  x 5/8"

Note - Adding 7 new Ankylosaurus - Nodosaur osteoderms in August 2025.       Link to Ankylosaur fossils catalog.

A LARGE, Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaurus. The bone is excellent quality with excellent color / patina. Well preserved vascular channels. No cracks or restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Ankylosaurus osteoderm. I do not see large ostederms very often.

DK25         SIZE: 5"  x  3-3/4"  x 1/2"

Note - Adding 7 new Ankylosaurus - Nodosaur osteoderms in August 2025.       Link to Ankylosaur fossils catalog.

A LARGE Woolly Mammoth (Mammuthus primigenius), an early elephant, lower jaw with tooth. Found in the Indigirka River Basin, Siberia. Mammoths were present in this area during the Late Pleistocene Ice Age. Excellent natural color!  This molar has a nicely articulated chewing surface. Completely fossilized. Weighs 9+ lbs. No repair or restoration. Authenticity guaranteed. An excellent collectors specimen and an excellent display piece. Note: an international supplemental shipping cost will be calculated.

X605      Jaw Size: 13-1/2" Length  x 5-1/4" Wide  x  7" Height ; Tooth size: 7-1/2" Length x 2-3/8" Wide

Note - Posting 8 Mammoth / Mastodon teeth in October 2025.   Link to Mammoth fossils.

A TOP QUALITY Arcophoca longirostris seal jaw from the Bahia Inglesa Fm., Copiapo, Chile. An August Fossil of the Month. Arcophoca is a late Miocene age seal. This jaw (mandible) is complete with a perfect canine and 4 molars. There are multiple cracks in the jaw that were glued / stabilized without filler. Great preservation and color. An excellent collector's seal jaw. Authenticity guaranteed.

C750         Size: 6-13/16"

Link -> Chilean Seal fossils

A rare Top Quality Heterodontus dorsal spine - the Horn shark from the Sharktooth Hill area, near Bakersfield, California. These Heterodontus spines only occasionally fossilize and they are quite rare. A great defensive weapon for the Horn shark! No repair or restoration. Authenticity guaranteed. The Sharktooth deposits produce the largest and best fossil Horn shark spines.

ST117        SIZE: 1-5/16"

Note - Adding 4 Heterodontus dorsal spines in February 2022.  Link to Heterodontus fossils

A rare EXTRA LARGE, Top Quality Heterodontus dorsal spine - the Horn shark from the Sharktooth Hill area, near Bakersfield, California. These Heterodontus spines only occasionally fossilize and they are quite rare. A great defensive weapon for the Horn shark! No repair or restoration. Authenticity guaranteed. The Sharktooth deposits produce the largest and best fossil Horn shark spines.

ST116        SIZE: 2-3/4"

Note - Adding 4 Heterodontus dorsal spines in February 2022.  Link to Heterodontus fossils

A rare EXTRA LARGE, Top Quality Heterodontus dorsal spine - the Horn shark from the Sharktooth Hill area, near Bakersfield, California. These Heterodontus spines only occasionally fossilize and they are quite rare. A great defensive weapon for the Horn shark! No repair or restoration. Authenticity guaranteed. The Sharktooth deposits produce the largest and best fossil Horn shark spines. This is a huge spine!

ST115        SIZE: 3-1/8"

Note - Adding 4 Heterodontus dorsal spines in February 2022.  Link to Heterodontus fossils

A rare EXTRA LARGE, Top Quality Heterodontus dorsal spine - the Horn shark from the Sharktooth Hill area, near Bakersfield, California. This big spine specimen is still attached to its original Round Mountain silt matrix with a 2-1/4" whale ear bone. These Heterodontus spines only occasionally fossilize and they are quite rare. A great defensive weapon for the Horn shark! No repair or restoration. Authenticity guaranteed. The Sharktooth deposits produce the largest and best fossil Horn shark spines. This huge spine makes a fantastic Sharktooth Hill display piece!

ST119        SIZE: 3-1/4"

Note - Adding 4 Heterodontus dorsal spines in February 2022.  Link to Heterodontus fossils

Note - Adding 12 Sharktooth Hill display pieces in Feb. 2022.    Link to STH Display Items

A rare High Quality, Large Heterodontus dorsal spine - the Horn shark from the Sharktooth Hill area, near Bakersfield, California. These Heterodontus spines only occasionally fossilize and they are quite rare. A great defensive weapon for the Horn shark! No repair or restoration. Authenticity guaranteed. The Sharktooth deposits produce the largest and best fossil Horn shark spines.

ST118        SIZE: 2-1/8"

A GEM, LARGE Sphryna laevissimus, a Hammerhead shark tooth from Chile. One of the tougher species to find at the Bahia Inglesa Fm. site. Perfect tooth. Authenticity guaranteed. The BEST!

C800              SIZE: 1/2"

An EXTRA LARGE, Top Quality, Broad-tooth Mako shark tooth from So.Carolina. Commonly referred to as Isurus hastalis, but renamed to Cosmopolitodus hastalis as a Great White shark ancestor. An October Fossil of the Month. Highest quality enamel. A very glossy Blue & Gray colored crown with small hydration cracks. Great color! Exceptional cutting edges with no dings. An exceptional root – very wide and no small hydration cracks. This is one of the widest roots that I have seen with a lower jaw tooth - a BIG Mako shark! Great symmetry. No repair or restoration. An exceptional collector's Mako tooth! Museum Quality. Authenticity guarantee.

SC304 BoP      SIZE: 3"   (2" W)

A QUALITY Hemipristis shark tooth from the Meherrin River copper red site, Hertford Co., No.Carolina. Lover jaw anterior position. Extra sharp serrations. These are Miocene age from the Pungo River Fm. Fantastic copper red color! Authenticity guaranteed.

NC402        SIZE: 1-1/2"