Search results for: 'gem age good'

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 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with seven primary cusps. Excellent preservation and fantastic color. Perfect cusps. Note - there is a small patch at the base of the root. 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!      

C401U          Size: 15/16"  Wide

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

A well preserved Glyptotherium scute from the ACE Basin, So. Carolina. The Glyptotherium  was an oversized armadillo with a thick shell that was a close relative to the Glyptodon. It evolved in the early Pliocene and became extinct at the end of the Pleistocene in North America. This is a scute is complete with some wear. Well fossilized. No repair or restoration. Authenticity guaranteed. 

X802           Size: 2-1/8" x 1-3/4"  x 3/4" thick

Name: Glyptotherium scute

Age:  Pleistocene

Location: ACE Basin, So. Carolina

Note - Posting 26 mammal and reptile fossils in March 2024.  Link to Other Mammals

"The Ptychodus Collection." A LARGE, rare Top Quality Ptychodus rugosus tooth from Alga, Aktjubinsk Region, Kazakhstan. A September Fossil of the Month. Great color and condition. An excellent Late Cretaceous (Santonian - 84 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy these rare Kazakh teeth. A special piece from an old collection that was not available commercially.  Note - This tooth was featured in Ekaterinburg 1999 Vol. 2, Pg. 237, Plate 2, Fig. 4.

K1514        SIZE: 1-1/8" x 7/8" (5/8" height)

Posting 17 rare Ptychodus teeth in September 2024.     Link to Kazakh Ptychodus teeth

"The Ptychodus Collection." A LARGE, rare Top Quality Ptychodus rugosus tooth from Zharyk, Aktjubinsk Region, Kazakhstan. A September Fossil of the Month. Great color and condition. An excellent Late Cretaceous (Santonian - 84 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy these rare Kazakh teeth. A special piece from an old collection that was not available commercially.  Note - This tooth was featured in Ekaterinburg 1999 Vol. 2, Pg. 238, Plate 3, Fig. 1.

K1512        SIZE: 1-7/16" x 1" (3/4" height)

Posting 17 rare Ptychodus teeth in September 2024.     Link to Kazakh Ptychodus teeth

"The Ptychodus Collection." A rare Top Quality Ptychodus paucisulcatus  tooth from Chilisay, Aktjubinsk Region, Kazakhstan. A September Fossil of the Month. Great color and condition. An excellent Late Cretaceous (Santonian - 84 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy these rare Kazakh teeth. A special piece from an old collection that was not available commercially.  Note - This tooth was featured in Ekaterinburg 1999 Vol. 2, Pg. 236, Plate 1, Fig. 4.

K1504        SIZE: 1-1/16" x 15/16"

Posting 17 rare Ptychodus teeth in September 2024.     Link to Kazakh Ptychodus teeth

"The Ptychodus Collection." A rare Top Quality Ptychodus paucisulcatus  tooth from Chilisay, Aktjubinsk Region, Kazakhstan. A September Fossil of the Month. Great color and condition. An excellent Late Cretaceous (Santonian - 84 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy these rare Kazakh teeth. A special piece from an old collection that was not available commercially.  Note - This tooth was featured in Ekaterinburg 1999 Vol. 2, Pg. 236, Plate 1, Fig. 3.

K1503        SIZE: 1-1/4" x 15/16"

Posting 17 rare Ptychodus teeth in September 2024.     Link to Kazakh Ptychodus teeth

An EXTRA LARGE TOP QUALITY very rare Parotodus benedeni tooth from the Lee Creek mine, Aurora, No. Carolina. A March Fossil of the Month. Lateral tooth. The crown has sharp cutting edges. Excellent BLUE color with a tan root and bourlette. The root is ~11/16" thick and shows small hydration cracks. This Parotodus tooth was found in the Yorktown Formation (Pliocene age). No repair or restoration. A very special, rare collector's tooth. Authenticity guaranteed.  

LC102           Size: 2-11/16"

Note - Adding 6 Lee Creek P benedeni teeth in  March 2025.    Link to LC P. benedeni teeth

An EXTRA LARGE TOP QUALITY very rare Parotodus benedeni tooth from the Lee Creek mine, Aurora, No. Carolina. A March Fossil of the Month. Lateral tooth. The crown has sharp cutting edges. Excellent BLUE color with a brown root and bourlette. The root is ~3/4" thick and shows typical hydration cracks. This Parotodus tooth was found in the Yorktown Formation (Pliocene age). No repair or restoration. A very special, rare collector's tooth. Authenticity guaranteed.  

LC101           Size: 2-13/16"

Note - Adding 6 Lee Creek P benedeni teeth in  March 2025.    Link to LC P. benedeni teeth