Search results for: 'after of contain one to kansa'

An extinct early Dog-like Canid jaw (Hesperocyon gregarius) from Sioux Co., Nebraska. Hesperocyon gregarius was one of many mammals that thrived in the Early Oligocene in North America. Found in the Brule Fm. (Rupelian) 33 - 30 million years ago. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. This item comes witha 2"x 2" floating frame display.

WR41       Size: 1-1/4"  

Name: Hesperocyon gregarius

Age:  Oligocene

Location: Sioux Co., Nebraska

Note - Posting 49 Oligocene Mammal fossils in January 2025.      Link to Oligocene Mammal Fossils

An extinct extinct Oreodont jaw (Merycoidodon culbertson) from Converse Co., Wyoming. Merycoidodon culbertson  was one of many mammals that thrived in the Early Oligocene in North America. Found in the Brule Fm. (Rupelian) 33 - 30 million years ago. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. 

WR61       Size: 4-5/8"  long x 1-1/4" wide x 1-1/2" height

Name: Merycoidodon culbertson

Age:  Oligocene

Location: Converse Co., Wyoming

Note - Posting 49 Oligocene Mammal fossils in January 2025.      Link to Oligocene Mammal Fossils

A LARGE, TOP QUALITY Mosasaurus beaugei tooth from the Cretaceous of Khouribga, Morocco. Excellent preservation. Note - the well defined flat ridges running the length of the crown - a M. beaugei characteristic. No cracks. No repair or restoration. A massive Mosasaur tooth from the hero of Jurassic World! This is one of the more difficult of the large Mosasaur species to find. An excellent collector's Mosasaur tooth. Authenticity guaranteed. 

M1079          SIZE: 2-3/16"   (1-1/16" Wide)

Note - Adding 8 Mosasaur teeth in November 2025.   -->   Link to Mosasaur teeth.

A LARGE, TOP QUALITY Mosasaurus beaugei tooth from the Cretaceous of Khouribga, Morocco. Excellent preservation. Note - the well defined flat ridges running the length of the crown - a M. beaugei characteristic. No cracks. No repair or restoration. A massive Mosasaur tooth from the hero of Jurassic World! This is one of the more difficult of the large Mosasaur species to find. An excellent collector's Mosasaur tooth. Authenticity guaranteed. 

M1074          SIZE: 2-3/8"   (1-1/4" Wide)

Note - Adding 8 Mosasaur teeth in November 2025.   -->   Link to Mosasaur teeth.

A TOP QUALITY Mosasaurus beaugei rooted tooth from the Cretaceous of Khouribga, Morocco. Excellent preservation. Note - the well defined flat ridges running the length of the crown - a M. beaugei characteristic. No repair or restoration. A large Mosasaur tooth from the hero of Jurassic World! This is one of the more difficult of the large Mosasaur species to find. An excellent collector's Mosasaur tooth. Authenticity guaranteed. A rare rooted Mosasaurus beaugei tooth!

M1054          SIZE: 3-3/4"   (1-3/16" Wide)

Note - Adding 8 Mosasaur teeth in November 2025.   -->   Link to Mosasaur teeth.

An excellent Hemipristis serra tooth from the Oligocene in Seminole Co., Florida. An upper  jaw anterior tooth. F710 is the tooth on the left.

F710   (Left)             SIZE: 7/8"

An excellent Hemipristis serra tooth from the Oligocene in Seminole Co. Florida. An upper  jaw anterior tooth. F711 is the tooth on the right.

F711   (Right)           Size: 13/16"

An excellent Hemipristis serra tooth from the Oligocene in Seminole Co., Florida. A lower jaw anterior tooth. F714 is the tooth on the left.

F714  (Left)         Size: 7/8"

An excellent Hemipristis serra tooth from the Oligocene in Seminole Co., Florida. A lower jaw anterior tooth. F715 is the tooth on the right.

F715  (Right)          Size: 3/4"

An excellent Sphyrna zygaena tooth from Seminole Co., Florida. A fantastic Hammerhead tooth. Oligicene age. F889 is the tooth on the right. Authenticity guaranteed.

F889 (Right)                   SIZE: 1/2"

A Top Quality, Pathologic Bone Valley Mako shark tooth from Polk County, Florida with great color! Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. This tooth shows a wavy cutting edge and an extra cutting edge formed on the the display side of crown (see 3rd photo).  Highest quality enamel. An excellent colored crown. Excellent color! Sharp cutting edges. An excellent tan root - extra wide. Great eye appeal. A rare Bone Valley color collector's Mako tooth. No repair or restoration. Authenticity guaranteed. You don't see these Mako teeth very often!

F105      SIZE: 1-13/16"   (1-5/8" W)

Note - Adding 8 new BV Isurus hastalis teeth in April 2005.  ->  Link to BV Isurus hastalis teeth

A rare, TOP QUALITY Megatherium americanum sloth claw from an extinct genus of giant ground sloths from the Pampean region, Uruguay. A March Fossil of the Month. Megatherium is from the family of the largest Ground sloths. This claw has excellent preservation. It is complete down to an excellent tip with essentially no restoration or repair. There appears to be a 1.5” area of the top of the sheath rim on the back side that may have minor restoration (see photo - a small area). Excellent preservation of the proximal end. An incredible massive Late Pliocene - Early Pleistocene display piece from Uruguay. Authenticity guaranteed. A fantastic Pleistocene giant ground sloth claw specimen. A rare Museum Quality specimen from a rare site. One of my favorites! Comes with a steel stand. 

X701          SIZE: 11-1/2" x 5-1/4" x 2-5/8"   Height with stand:  6.75"

Note – adding 14 Ground Sloth claws & teeth in March 2022.   Link to Sloth fossils