Search results for: 'prima bear 10 alteri cap 1'

A very rare, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Excellent preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion or a vertical whipping motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. 

I20          SIZE:  1" crown

Adding 22 Edestus shark specimens in July 2025.    Link to Edestus shark.

A very rare, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Excellent preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion or a vertical whipping motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. 

I19          SIZE:  1-3/16" crown

Adding 22 Edestus shark specimens in July 2025.    Link to Edestus shark.

A Top Quality, rare Triceratops horridus epijugal (jugal spike) 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 the large frill protecting its neck. Triceratops had a spike on its cheek which is called the jugal "spike" (see photo). This jugal spike has exceptional detail preserved and great color / patina. Excellent surface blood grooves are preserved. No repair or restoration. 100% natural specimen. Legally collected on private land in Bowman, No. Dakota. Authenticity guaranteed. You rarely see these jugal spikes and this one is good one.

DC62        SIZE: 3-5/8" Wide x 1-5/8" Height

Note - Adding 8 new Triceratops bones in October 2023.       Link to Triceratops fossils catalog

Large, GEM Carcharhinus priscus lateral teeth. FR031 is a para-symphyseal tooth. A scare position tooth. These teeth are from the Loupian location.

FR031 (Left)                       SIZE: 7/16"

Large, GEM Carcharhinus priscus lateral teeth. FR032 is a para-symphyseal tooth. A scare position tooth. These teeth are from the Loupian location.

FR032 (Right)              SIZE: 7/16"

Large, GEM Carcharhinus priscus lateral teeth. These teeth are from the Loupian location.

FR034 (Right)                   SIZE: 3/8"

Extra Large, rare GEM Isistius triangulus teeth.

FR062 (Right)                    SIZE: 3/16"

Large, GEM Rhizoprionodon fisheuri upper jaw teeth.

FR112 (Right)                                SIZE: 3/16"

Large, GEM Rhizoprionodon fisheuri upper jaw teeth.

FR114 (Right)                        SIZE: 3/16"

Large, GEM Rhizoprionodon fisheuri upper jaw teeth.

FR116 (Right)                       SIZE: 3/16"

Large, GEM Rhizoprionodon fisheuri upper jaw teeth.

FR117 (Left)                 SIZE: 3/16"

Large, GEM Rhizoprionodon fisheuri upper jaw teeth.

FR118 (Right)                    SIZE: 3/16"