Search results for: '2004 anim a4 quarri as recurv from purpl'

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.

Large Carcharias acutissimus lateral teeth. FR007 has a root corner reattached.

FR007 (Right)                  SIZE: 1/2"

Extra Large, rare GEM Isistius triangulus teeth.

FR062 (Right)                    SIZE: 3/16"

Extra Large, rare GEM Isistius triangulus teeth.

FR063 (Left) SIZE: 3/16"

Large, rare GEM Isistius triangulus teeth.

FR065 (Left)                SIZE: 1/8"

Large, rare GEM Isistius triangulus teeth.

FR069 (Left)                  SIZE: 1/8"

Large, rare GEM Isistius triangulus teeth.

FR070 (Right)                 SIZE: 1/8"

Large, rare GEM Isogomphodon acuaria teeth.

FR082 (Right)                  SIZE: 1/4"

Large, rare GEM Isogomphodon acuaria teeth.

FR088 (Right)         SIZE: 1/4"

Large, rare GEM Isogomphodon acuaria lateralteeth.

FR089 (Left)               SIZE: 1/4"

Large, GEM Rhizoprionodon fisheuri upper jaw teeth.

FR112 (Right)                                SIZE: 3/16"

Large, GEM Rhizoprionodon fisheuri upper jaw teeth.

FR113 (Left)                    SIZE: 3/16"