Search results for: 'name in the library piece'

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.

WR43        Size: 1-1/8"  

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 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.

WR42        Size: 1-3/16"  

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 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

An Ultra Rare, Top Quality 4-3/4" Sharktooth Hill Megalodon tooth found in the Round Mountain Silt near Bakersfield, California. A location that produces very few Megalodon teeth and one of the toughest Megs to locate. A March 2021 Fossil of the Month. This tooth is still embedded in its original Round Mountain silt matrix block with a large whale bone. The whale bone is 7" long and 1.5" wide. Highest quality enamel with an excellent tan color. The bourlette is a tan color and 85% complete. The serrations are extra large and 100% complete. The root is nicely articulated and complete. Also note the grooves on the root ends - a Miocene trait. This is a middle Miocene Meg - very unique! Note - This is a 100% natural matrix block with nothing added or glued. No repair or restoration other the very tip. You will not see these middle Miocene Sharktooth Hill Megs from Bakersfield, California very often. Authenticity guaranteed. Museum Quality. An exceptional collector piece that came out of a 25 year old old collection! A fantastic display from an old Ernst quarry site. My last matrix piece - a Last Supper scene!

ST451 BoP3         Size: 4-3/4"   (4" W)      Block size: 9" x 8"

Note - Adding three Sharktooth Hill Meg teeth in March 2021.    Link to Sharktooth Hill Meg Teeth.

A TOP QUALITY, LARGE Stylemys nebrascensis, a fossil tortoise shell, from the White River Badlands, Brule Formation, South Dakota. Fantastic color and preservation. Note that Stylemys is thought to be a burrowing tortoise which helps maintain the 3-D in aspect of the shell when they are died in their burrow. Exceptional preparation with a little restoration done to the left side (front view) which is minor and common for the White River tortoise shells. One of the better White River tortoise shells and a great display piece. Authenticity guaranteed.

WR001         SIZE: 6-1/4" x 5" x 3"

The Echinoid Display Collection. A LARGE, Top Quality Hemiaster whitei sea urchin from Tarrant Co., Texas. A "heart" shaped urchin. This is a Cretaceous age sea urchin (100 MYA). Excellent preservation.  Authenticity guaranteed. An excellent collector specimen from a special collection of echinoids. A perfect echinoid. An excellent display piece on matrix - size 3-1/8" x 2-1/2" height. Comes with a custom wooden ID stand with label (see photo of typical label).

EC107        Size: 1-7/8" x 1-7/8" x 15/16"  height  

Note - Posting 14 Sea Urchins / Sand Dollars in October 2023.  ->  Link to Echinoderms.

The Echinoid Display Collection. Three Top Quality Echincorys scutatus sea urchins from CBR Quarry, Lixhe, Belgium. This is a Cretaceous age sea urchin (120 MYA). Excellent preservation.  Authenticity guaranteed. An excellent display specimen from a special collection of echinoids. An excellent display piece on matrix - size 2-5/8" x 2-7/8" height. Note - matrix base is flat for a vertical display. Comes with a custom wooden ID stand with label (see photo of typical label).

EC106        Specimen Size: 1-1/8" x 7/8" x 1/2"   height 

Note - Posting 14 Sea Urchins / Sand Dollars in October 2023.  ->  Link to Echinoderms.

The Echinoid Display Collection. Six Top Quality Astrodapsis spatiosus sand dollars from Santa Cruz, California. This is a Miocene age sand dollar (6 MYA). Excellent preservation.  Authenticity guaranteed. An excellent display specimen from a special collection of echinoids. An excellent display piece on matrix - size 7-1/2" (height) x 5-1/4". Note - matrix base is flat for a vertical display. Comes with a custom wooden ID stand with label (see photo of typical label).

EC104        Size: 2" x 1-7/8" 

Note - Posting 14 Sea Urchins / Sand Dollars in October 2023.  ->  Link to Echinoderms.

An Extra Large, Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an extra large upper jaw parasymphyseal tooth with a single primary cusp. Excellent preservation and fantastic color. Perfect cusp. This tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C413U          Size: 15/16" Height

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

An Extra Large, Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an extra large upper jaw parasymphyseal tooth with a single primary cusp. Excellent preservation and fantastic color. Perfect cusp. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C412U          Size: 15/16" Height

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

A Pathologic, Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with three primary cusps, but it should have had 5 cusps. Two cusp did not form. Excellent preservation and fantastic color. Perfect cusps. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C408U          Size: 1"  Wide

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth