Search results for: 'dure size fossil calcul e'

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"

A TOP QUALITY Bone Valley Megalodon tooth from Polk County, Florida. An excellent Light BLUE on TAN colored tooth. An April Fossil of the Month. Highest quality enamel. The bourlette is black color and complete,with a unique double "V" construct. Excellent color! The serrations are large & sharp with a good tip serration. Excellent serrations. The root is complete. An excellent Miocene Megalodon tooth. 100% natural. No repair or restoration! A collector's special Meg tooth from Bone Valley! Authenticity guaranteed. 

F003      SIZE: 3-7/16"  

Note - Adding 8 Bone Valley Megalodon teeth in April 2025   -->   Link to Bone Valley Megalodon Teeth

A TOP QUALITY Bone Valley Megalodon tooth from Port Charlotte, Florida. A rare GREEN colored tooth. An April Fossil of the Month. Highest quality enamel. The bourlette is brown color and near complete. Excellent color! The serrations are large & sharp with a good tip serration. Excellent serrations. The root is complete. An excellent Miocene Megalodon tooth. 100% natural. No repair or restoration! A collector's special Meg tooth from Bone Valley! Authenticity guaranteed. 

F002      SIZE: 4-1/4"  (3-3/8" wide)

Note - Adding 8 Bone Valley Megalodon teeth in April 2025   -->   Link to Bone Valley Megalodon Teeth

An EXTRA LARGE, Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds, and a body covered with this bony armor. A complete body osteoderm plate from an adult Ankylosaurus. The bone quality is excellent with excellent color and patina. This osteoderm has a high ridge on one side. There are some hydration cracks and crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur osteoderm. A thick and heavy osteoderm.

DK23         SIZE: 6-1/2"  x  4-3/8"  (Height = 1-3/4" on high side)

Note - Adding 7 new Ankylosaur - Nodosaur fossils in August 2025.       Link to Ankylosaur fossils catalog.

A LARGE Auriculatus tooth. Lateral tooth. Fair quality enamel. Serrations are sharp. The tip area was broke during feeding and is worn smooth. This shark was eating some tough whales as well. Slightly water worn. Typical commercial grade tooth.  
M064           SIZE: 2-9/16"
 

A TOP QUALITY Arcophoca longirostris seal jaw from the Bahia Inglesa Fm., Copiapo, Chile. An August Fossil of the Month. Arcophoca is a late Miocene age seal. This jaw (mandible) is complete with a perfect canine and 4 molars. There are multiple cracks in the jaw that were glued / stabilized without filler. Great preservation and color. An excellent collector's seal jaw. Authenticity guaranteed.

C750         Size: 6-13/16"

Link -> Chilean Seal fossils

An EXTRA LARGE, Top Quality Cretoxyrhina mantelli tooth, the Ginsu shark, from Gove Co., Kansas. A June Fossil of the Month. An excellent example of this Cretaceous shark. Authenticity guaranteed. Near Perfect tooth.

KS002            SIZE: 1-15/16"

Note - Adding 10 new Cretoxyrhina mantelli teeth in June 2023.    Link to Kansas Cretoxyrhina teeth

An EXTRA LARGE, Top Quality Cretoxyrhina mantelli tooth, the Ginsu shark, from Gove Co., Kansas. A June Fossil of the Month. An excellent example of this Cretaceous shark. Authenticity guaranteed. Near Perfect tooth.

KS001            SIZE: 2-1/8

Note - Adding 10 new Cretoxyrhina mantelli teeth in June 2023.    Link to Kansas Cretoxyrhina teeth

A rare, Top Quality Sevengill Cow shark (Notorhynchus primigenius) - an upper jaw paraymphyseal fossil shark tooth from Cadiz, Spain. Pliocene age. Gorgeous tooth for the rare tooth collector! No repair or restoration. Essentially perfect tooth. Authenticity guaranteed. Spain is a rare locality for fossil shark teeth.

SP02           Size: 9/16" 

Note - Adding 4 Spain Notorynchus teeth in August 2022 -> Link to Spain Cow Shark Teeth

A very rare Top Quality, Allosaurus & Camarasaurus toe bone from the Morrison Fm. These toe bones are complete, and they reside on an Allosaurus  vertebra neural section as originally found. The Allosaurus toe bone is 2-1/2" and the Camarasaurus toe bone measures 2-3/8" in length. High quality bone. Rich brown color. Very good overall condition with minor bone erosion. Normal crack fill. No restoration. Allosaurus was the apex predator during the late Jurassic and Camarasaurus was a medium-sized sauropod. Legally collected on private land in the Morrison Fm., Emery Co., Utah. Authenticity guaranteed. Total display size is 5" x 5". A classic predator and prey display, and a very special collector's specimen!

DL32         Allosaurus Toe Size: 2-1/2"  (1-3/8" wide)  Camarasaurus Toe Size: 2-3/8" (3-1/4" wide)

Note - Adding 9 Jurassic teeth & bones in January 2024   Link to Dinosaur bones

Orodus sp.; an Extinct Hybodont shark

Z098           SIZE: 9/16"