Search results for: 'cr02 my guid blue medium 2 paleozo'

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. 

I22          SIZE:  1--1/4" 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. 

I21          SIZE:  3/4" 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. 

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 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. 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. 

I13          SIZE:  1-1/4"crown

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

An incredible, polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Thick (1"). This is a great early Ammonite. An excellent display item!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2015          Size: 2-1/2"   

An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2011         Size: 2-1/2"   

An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2010         Size: 2-1/2"   

An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2009         Size: 2-1/2"   

A GEM Lee Creek Carcharocles chubutensis, the C. megalodon tooth predecessor - upper jaw Principal Anterior tooth. The serrations are extra large and razor sharp and perfect with a rare DOUBLE TIP serrations. You rarely see this "V" tip design! The perfect Lee Creek Chubutensis. An exceptional collector's tooth. NO repair! The BEST of the BEST!

LC043        Size: 3-1/4" (2-1/2" W)

An Extra Large, top quality Calymene Moroccan trilobite. Good quality, hand selected specimen! An Ordovician (450 mya) trilobite from the Tiskaouine Alnif area , Atlas Mts., Morocco. Authenticity guaranteed.

XM63         Size: 3-1/2"  (2-1/8" W)

Adding 7 quality Morocaan trilobites in December 2022.      Link to Moroccan trilobites.

An EXTRA LARGE, very rare Desmostylus tooth from Sharktooth Hill with a large root structure! The extra large chewing surface is incredibly preserved. This is an incredibly sized, complete tooth.  Excellent preservation and gorgeous color. Museum Quality specimen!  

ST1042  BoP               SIZE: 2-5/8" H (2-3/4" W)