Search results for: 'area 30 years like'

A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.

XM308         Size: 1-15/16"

An extinct early ground squirrel jaw (Ischyromys sp.) from Sioux Co., Nebraska. Ischyromys 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 with a 2"x 2" floating frame display.

WR11        Size: 1-1/8"  

Name: Ischyromys sp. 

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 very rare Glyphis glyphis tooth, the Speartooth shark, from Sumatra, Indonesia. These teeth were deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's tooth. D177 is an excellent upper jaw anterior tooth. Note - "spear-like" crown development. My best upper jaw tooth! Authenticity guaranteed.

D177        SIZE: 1/2"

Note - 16 new Sumatran Glyphis glyphis teeth added in January 2018.       Link to Sumatran teeth.

A LARGE, Top Quality Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 2-1/4" - an excellent Tyrannosaur tooth. The enamel is high quality with excellent color. Anterior and posterior serrations are excellent. Serrated to the tip with small wear facet on tip and the side. Wide base. No crack, repair or restoration. Legally collected on private land in the Judith River Fm., Fergus Co., Montana. Probably an excellent Gorgosaurus or Daspletosaurus tooth based on size and roundness of the tooth cross-section. Authenticity guaranteed. An excellent collector's tooth. A Riker display frame is included.

DY02         SIZE: 2-1/4"  (15/16" wide)

Note - Added 14 new Tyrannosaur teeth in May 2024.       Link to Tyrannosaur teeth catalog.

An incredible polished Orthoceras plate showing the intricate internal chamber structure with Orthoceras. This is a Devonian squid-like creature from the Atlas Mountain region of southeast Morocco. Authenticity guaranteed. An attractive display piece!     

M2072         Size: 5-1/8"

Note - Adding 21 Orthoceras fossils in November 2024.     Link to Orthoceras

A Top Quality Carcharodon hastalis, Broad-tooth "Mako", shark tooth - upper jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. This is a "Blue" layer tooth which are know for the highest preservation and best color - rarely seen outside of Europe. This tooth has excellent color and preservation. Sharp cutting edge. The age is late Miocene (approx. 6-8 million years ago). This species is the ancestor to the Great White shark and Carcharomodus escheri.. An excellent collector's tooth. Authenticity guaranteed.  

N115       SIZE: 1-7/16"

Note - Adding 10 Netherlands Carcharodon hastalis teeth in July 2023.  Link to Netherlands Hastalis teeth 

A Top Quality mammal coprolite (fossil dung). So detailed that is it hard to believe. Incredible preservation. It is Miocene age (approx. 20 million years ago) from the Wilkes Fm., Toledo, Washington. A very unique and fantastic gift item. Authenticity guaranteed. And they don't stink!

X004          SIZE: 1-3/4" x 1-1/16"

Note - 7 new coprolite fossils added in December 2025.       Link to coprolites.

A LARGE "Prosqualodon" tooth with a massive root structure from the Sharktooth Hill area, near Bakersfield, CA. Excellent preservation and gorgeous color. Perfect root. Some tip damage - very typical for this species. A mid Miocene Giant Dolphin-like creature. Authenticity guaranteed. My favorite giant dolphin-like creature species.

ST904            SIZE: 2" (1-5/16" W)

A LARGE "Prosqualodon" tooth with a big root structure from the Sharktooth Hill area, near Bakersfield, CA. Excellent preservation and gorgeous color. Some tip damage - very typical or this species. A mid Miocene Giant Dolphin-like creature. Authenticity guaranteed. My favorite giant dolphin-like creature species. 

ST907              SIZE: 2-1/8" 

Note - Adding 10 new Prosqualodon teeth  in July 2019  -->   Link to Prosqualodon Dolphin Teeth

A LARGE "Prosqualodon" tooth with a big root structure from the Sharktooth Hill area, near Bakersfield, CA. Excellent preservation and gorgeous color. Some tip damage - very typical or this species. A mid Miocene Giant Dolphin-like creature. Authenticity guaranteed. My favorite giant dolphin-like creature species. 

ST908              SIZE: 2-3/16" 

Note - Adding 10 new Prosqualodon teeth  in July 2019  -->   Link to Prosqualodon Dolphin Teeth

A LARGE "Prosqualodon" tooth with a big root structure from the Sharktooth Hill area, near Bakersfield, CA. Excellent preservation and gorgeous color. Excellent crown and root - very unusual for this species. A mid Miocene Giant Dolphin-like creature. Authenticity guaranteed. My favorite giant dolphin-like creature species. Near Perfect tooth.

ST909              SIZE: 2" +

Note - Adding 10 new Prosqualodon teeth  in July 2019  -->   Link to Prosqualodon Dolphin Teeth