Search results for: 'line bartkowski non scute'

A rare, Top Quality Avisaurus archibaldi tooth from the Hell Creek Fm. of Montana. A extinct primitive toothed bird from the Enantiornithine bird family. These teeth are triangular and thin, and the crown is non-serrate and may have longitudinal ridges. The root has to has a strong vertical notch. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. 

DM02       Size: 3/16"+

Note - Adding 10 new Avisaurus teeth in July 2021      Link to Avisaurus catalog.

A rare, Top Quality Avisaurus archibaldi tooth from the Hell Creek Fm. of Montana. A extinct primitive toothed bird from the Enantiornithine bird family. These teeth are triangular and thin, and the crown is non-serrate and may have longitudinal ridges. The root has to has a strong vertical notch. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. 

DM01       Size: 3/16"+

Note - Adding 10 new Avisaurus teeth in July 2021      Link to Avisaurus catalog.

A TOP QUALITY, EXTRA LARGE rare Araucaria mirabilis pine cone specimen from Argentina. These Jurassic pine cones are exquisite and known for their high quality and extreme preservation. This cone is extra large and shows great exterior detail and a large stem (rare). Note - some natural dimples on the non-display side. The largest pine cone that I have in stock and I will not be getting any more as exports have stopped.  Authenticity guaranteed.  

X335  BoP     Size: 3-1/2" x 2-3/4"

Note - Adding 14 new pine cone specimens in December 2017.      Link to Pine Cone fossils.

A Top Quality Araucarioxylon arizonicum, petrified wood bookends from Williams, Arizona. This petrified wood is from the Chinle Fm. and is Triassic age (210 MYA). A natural fossil wood section relaced by silica with rainbow colors. These beautiful bookends are 3" thick and felt lined lined inner face and bottom. They are also quite heavy at 10lbs+ each. They are built to be highly attractive, yet useable bookends. This piece exhibits exceptional preservation and color. Authenticity guaranteed. An exceptional old collection display piece!   Note - This items weighs 22 lbs and will require a shipping supplement to free shipping offers. 

PW06      SIZE:   6" to 3-1/2"  x  7" high  x  3" thick

Note - Adding 23 petrified wood specimens in November 2023 --> Link to petrified wood

An EXTRA LARGE Top Quality Carcharodontosaurus saharicus tooth from the Kem Kem deposits of Morocco. An October Fossil of the Month. An excellent red colored tooth. High quality enamel. Excellent preservation. This tooth is 100% crown, no root. Excellent anterior and posterior serrations. Serrated to the tip. A good tip. No cracks. Note the high area in the center of the non-dispaly side had a small repair. No restoration. A Top Quality collector's tooth. Authenticity Guaranteed. This is an exceptional BIG Carcharodontosaurus tooth. The largest Carch tooth that I have offered!

M1201        Size: 4-3/4"   (Base: 1-5/8" wide x 1-1/8" tall)

Note - Added 10 new Carchardontosaurus teeth in October 2024.   Link to Carcharodontosaurus teeth.

A gorgeous Quenstedticeras lamberti ammonite from the Saratov region of Russia. Incredible pyrite replaced ammonite with a crystal lined interior. Excellent pyrite crystals!  Middle Jurassic age. Authenticity guaranteed. Note - supply of these pyrite ammonites stopped in 2011. This is the last of my inventory.

XR203      Size: 2"

Adding 23 pyritized Ammonites in November 2021.    Link to Pyritized ammonites.

An EXTRA LARGE, ultra rare, GEM Trigonotodus serratus shark tooth, the extinct serrated Giant Thresher from southern Virginia. Another January 2018 Fossil of the Month offering. Incredible preservation and condition. This tooth is middle Miocene age, York Co., VA. These teeth are rarely found and rarely seen. An ultra rare collectors' tooth in top quality condition. Try finding one of these teeth! One of the rarest species to source. Authenticity guaranteed.    

V102               SIZE: 1-7/8"

A LARGE, ultra rare, GEM Trigonotodus serratus shark tooth, the extinct serrated Giant Thresher from southern Virginia. Our last January 2018 Fossil of the Month offering. Fantastic copper red color. Incredible preservation and condition. This tooth is middle Miocene age, York Co., VA. These teeth are rarely found and rarely seen. An ultra rare collectors' tooth in top quality condition. Try finding one of these teeth! One of the rarest species to source. My last one to offer. Authenticity guaranteed.    

V103               SIZE: 1-5/16"

A rare, Alopias grandis shark tooth, the extinct Giant Thresher, from Calvert Cliffs, Maryland. A posterior tooth. Nice tan color. Excellent preservation and condition.  These teeth are not commonly found and seen. A rare collectors' tooth in high quality condition. Try finding one of these teeth! Authenticity guaranteed.    

MD033           SIZE: 11/16"

Posting six Giant Thresher shark teeth in August 2020.   Link to Thresher sharks. 

A rare, Top Quality Alopias grandis shark tooth, the extinct Giant Thresher, from Calvert Cliffs, Maryland. Nice blue color. Excellent preservation and condition.  These teeth are not commonly found and seen. A rare collectors' tooth in high quality condition. Try finding one of these teeth! Authenticity guaranteed.    

MD032           SIZE: 1-3/8"

Posting six Giant Thresher shark teeth in August 2020.   Link to Thresher sharks. 

A rare, Large Alopias grandis shark tooth, the extinct Giant Thresher, from Calvert Cliffs, Maryland. Nice tan color. Very good preservation and condition.  These teeth are not commonly found and seen. A rare collectors' tooth in high quality condition. Try finding one of these teeth! Authenticity guaranteed.    

MD031           SIZE: 1-11/16"

Posting six Giant Thresher shark teeth in August 2020.   Link to Thresher sharks. 

A gorgeous Quenstedticeras lamberti ammonite from the Saratov region of Russia. Incredible pyrite replaced ammonite with a crystal lined interior. Excellent pyrite crystals!  Middle Jurassic age. Authenticity guaranteed. Note - supply of these pyrite ammonites stopped in 2011. This is the last of my inventory.

XR206      Size: 1-3/4"

Adding 23 pyritized Ammonites in November 2021.    Link to Pyritized ammonites.