Search results for: 'lamna shark from miocene a'

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. An incredible brown colored specimen - very unusual. 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. 

I10        SIZE:  3-1/2" w/ root  (1-5/8" crown) 

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

An ultra rare Top Quality, lower jaw symphyseal (center) Notorynchus primigenius, Seven-gill Cow shark, tooth from Ungoza, Kazakhstan. An Oligocene (Rupelian) Cow shark. Kazakh N. primigenius teeth are quite rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. A near Perfect tooth. One of the finest localities for Oligocene age shark teeth!

K453           SIZE: 9/16"

Note - Adding 30 Kazakh Notorhynchus teeth in April 2022.    Kazakhstan Notorhynchus Catalog

A rare Top Quality, lower jaw Notorynchus sp., Seven-gill Cow shark, tooth from Katchar, Kazakhstan. An unusual undescribed Eocene (Priabonian) Cow shark species. Kazakh N. species teeth are quite rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. A near Perfect tooth. One of the finest localities for Eocene age shark teeth!

K452           SIZE: 3/8"

Note - Adding 30 Kazakh Notorhynchus teeth in April 2022.    Kazakhstan Notorhynchus Catalog

An ultra rare Top Quality, upper jaw Notorynchus kempi, Seven-gill Cow shark, tooth from Karagaly, Kazakhstan. An Eocene (Bartonian) Cow shark species. Kazakh N. kempi teeth are quite rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. A near Perfect tooth. One of the finest localities for Eocene age shark teeth!

K446           SIZE: 13/16"

Note - Adding 30 Kazakh Notorhynchus teeth in April 2022.    Kazakhstan Notorhynchus Catalog

An ultra rare Top Quality, upper jaw Notorynchus kempi, Seven-gill Cow shark, tooth from Kent, Kazakhstan. An Eocene (Bartonian) Cow shark species. Kazakh N. kempi teeth are quite rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. A near Perfect tooth. One of the finest localities for Eocene age shark teeth! 

K440           SIZE: 13/16"

Note - Adding 30 Kazakh Notorhynchus teeth in April 2022.    Kazakhstan Notorhynchus Catalog

An ultra rare Top Quality, upper jaw Notorynchus kempi, Seven-gill Cow shark, tooth from Kent, Kazakhstan. An Eocene (Bartonian) Cow shark species. Kazakh N. kempi teeth are quite rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. A near Perfect tooth. One of the finest localities for Eocene age shark teeth! 

K439          SIZE: 3/4"

Note - Adding 30 Kazakh Notorhynchus teeth in April 2022.    Kazakhstan Notorhynchus Catalog

An ultra rare Top Quality, upper jaw parasymphyseal Notorynchus kempi, Seven-gill Cow shark, tooth from Kent, Kazakhstan. An Eocene (Bartonian) Cow shark species. Kazakh N. kempi teeth are quite rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. A Perfect tooth. One of the finest localities for Eocene age shark teeth! 

K438          SIZE: 9/16"

Note - Adding 30 Kazakh Notorhynchus teeth in April 2022.    Kazakhstan Notorhynchus Catalog

An ultra rare Top Quality, upper jaw parasymphyseal Notorynchus kempi, Seven-gill Cow shark, tooth from Kent, Kazakhstan. An Eocene (Bartonian) Cow shark species. Kazakh N. kempi teeth are quite rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. A near Perfect tooth. One of the finest localities for Eocene age shark teeth! 

K437          SIZE: 5/8"

Note - Adding 30 Kazakh Notorhynchus teeth in April 2022.    Kazakhstan Notorhynchus Catalog

An ultra rare Top Quality, upper jaw Notorynchus kempi, Seven-gill Cow shark, tooth from Kent, Kazakhstan. An Eocene (Bartonian) Cow shark species. Kazakh N. kempi teeth are quite rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. A Perfect tooth. One of the finest localities for Eocene age shark teeth! 

K436          SIZE: 11/16"

Note - Adding 30 Kazakh Notorhynchus teeth in April 2022.    Kazakhstan Notorhynchus Catalog

A Top Quality Galeocerdo eaglesomi, an extinct Tiger shark, tooth from the phosphate mines of Hahotoe, Togo. A challenging Tiger shark tooth to find! A juvenile shark tooth. Excellent color and preservation. This tooth is Lutetian age (45 MYA), lower middle Eocene. No repair or restoration. Authenticity guaranteed.

TG057         SIZE: 7/16"

Note - Adding 117 shark teeth from Togo in March 2022.    Link to Togo Shark Teeth

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. An excellent matrix specimen that inludes the opposing tooth mold as well. 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. Note - shipping weight is 1.9 lbs. International "free shipping" will require supplemental postage.

I11        SIZE:  3" w/ root  (1-1/2" crown) ;  Matrix block is 3.5" x 3.5"

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

A very rare, LARGE, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Note - this tooth has a lot of pyrite and the tip is naturally rounded (polished)  which thought to be due to the vertical whipping motion used to slice prey.  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. 

I09        SIZE:  4-1/8" w/ root  (1-7/8" crown) 

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