Search results for: 'sharks good of yoke'

A Top Quality Notorhynchus tooth - a Sevengill Cow shark, from the Randle's Cliff, Maryland.  A rare lower jaw symphyseal tooth with 10 primary cusps. This tooth has an excellent blue - gray color with a tan root. Great color and preservation. This is an early Miocene age, Calvert Formation tooth. An excellent collector's tooth. Authenticity guaranteed. 

MD403         Size: 5/8"

Note adding 23 Maryland Cow shark teeth in June 2022.  --> Link to Maryland Cow Shark teeth

Holmsella sp.; an  Extinct Primitive shark

A very rare shark skin specimen. This matrix piece is covered with dermal denticals. Shark skin impressions with denticals are extremely rare and a Paleozoic age find adds to the rarity. An exceptional collector's piece from an old collection!

Age: Pennsylvanian (295 mya) ; Dennis Fm.

Location: Hansen Quarry, La Platte, Nebraska

Z143         SIZE: 5-1/2"  x  4"

Holmsella sp.; an  Extinct Primitive shark

A very rare shark skin specimen. This matrix piece is covered with dermal denticals. Shark skin impressions with denticals are extremely rare and a Paleozoic age find adds to the rarity.  An exceptional collector's piece from an old collection!

Age: Pennsylvanian (295 mya) ; Dennis Fm.

Location: Hansen Quarry, La Platte, Nebraska

Z144            SIZE: 4" x 2-1/2"

An ultra rare, Top Quality EXTRA LARGE Edestus heinrichi shark whorl section with 4 big crowns, from Sparta, Illinois. An August Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Excellent preservation and serrations. Note - extra long root whorl section with 4 extra large crowns - very rare. 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 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. Four crown whorl sections are extremely rare! 

I01  BoP           SIZE: 2" teeth   (Whorl  6")

Adding 15 Edestus shark specimens in August 2020.    Link to Edestus shark.

An ultra rare, Top Quality EXTRA LARGE Edestus heinrichi shark whorl section with 3 big crowns, from Herrin, Illinois. An April Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Excellent preservation and serrations. Note - extra long root whorl section with 3 extra large crowns - very rare. 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 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. Note - Two crown tips were professionally retored. Authenticity guaranteed. Three crown whorl sections are rare! 

I01 BoP2           SIZE: 1-3/4" teeth   (Whorl  7-1/4")

Adding 15 Edestus shark specimens in April 2021.    Link to Edestus shark.

A Top Quality Sevengill Cow shark (Notorhynchus primigenius) - an upper jaw shark tooth from Hoevenen, Belgium. Late Miocene age from the Antwerp Sand Member. A fantastic tooth for the rare tooth collector! No repair or restoration. Perfect tooth. Authenticity guaranteed. 

B409          Size: 11/16" 

Note - Adding 12 Belgium Notorynchus teeth in August 2022 ->  Link to Belgium Cow Shark Teeth

A rare, Top Quality Sevengill Cow shark (Notorhynchus primigenius) - a lower jaw symphyseal shark tooth from Hoevenen, Belgium. Late Miocene age from the Antwerp Sand Member. No repair or restoration. An excellent tooth for the rare tooth collector! Authenticity guaranteed. 

B404          Size: 1/2" 

Note - Adding 12 Belgium Notorynchus teeth in August 2022 ->  Link to Belgium Cow Shark Teeth

A rare, Top Quality Sevengill Cow shark (Notorhynchus primigenius) - a lower jaw symphyseal shark tooth from Hoevenen, Belgium. Late Miocene age from the Antwerp Sand Member. No repair or restoration. An excellent tooth for the rare tooth collector! Authenticity guaranteed. 

B403          Size: 7/16" 

Note - Adding 12 Belgium Notorynchus teeth in August 2022 ->  Link to Belgium Cow Shark Teeth

A rare, Top Quality Sevengill Cow shark (Notorhynchus primigenius) - a lower jaw symphyseal shark tooth from Hoevenen, Belgium. Late Miocene age from the Antwerp Sand Member. No repair or restoration. An excellent tooth for the rare tooth collector! Authenticity guaranteed. 

B402          Size: 9/16" 

Note - Adding 12 Belgium Notorynchus teeth in August 2022 ->  Link to Belgium Cow Shark Teeth

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Travis Co., Texas. An excellent example of this Late Cretaceous South Bosque Shale (Eagle Ford) Fm. shark. A lateral tooth with two small side cusps. Authenticity guaranteed. Near perfect tooth.

T068           SIZE: 9/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A LARGE, QUALITY Titanosaur tooth from the Cretaceous Kem Kem deposits of Morocco.  Please note that most of the sauropod teeth are now thought to be Titanosaurid teeth (see discussion below). Some enamel loss. A small biting surface wear facet. Good detail. Great red color. Goodl condition and preservation. Enamel is heavily articulated. One crack. A fantastic BIG peglike Titanosaur tooth. No restoration. Authenticity guaranteed. 

M1295       Size: 1-15/16"  (1/2" W)

Note - Adding 6 new Titanosaur teeth in October 2022.   Link to Rebbachisaurus - Titanosaur teeth.

A well preservedextinct Giant Capybara molar from Edisto River, So. Carolina.  The Giant Capybara was an oversized rodent that evolved in the Pleistocene and became extinct at the end of the Pleistocene in North America. This is a molar tooth with good cusp detail with little wear. Well fossilized. No repair or restoration. Authenticity guaranteed. 

X822           Size: 3/4" x 1/2"  

Name: Capybara sp.

Age:  Pleistocene

Location: Edisto River, So. Carolina

Note - Posting 26 mammal and reptile fossils in March 2024.  Link to Other Mammals