Search results for: 'one piece guid ensis line adding'

A GEM Quality, "Banded" 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 1-7/16" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Blaine Co., Montana. Authenticity guaranteed. An excellent collector's tooth. 

DY14         SIZE: 1-7/16"   (Base: 1/2" wide)

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A Top Quality Macrocrinus mundulus crinoid with a great calyx for the Crawfordsville, Indiana. An excellent calyx and stem section. Exceptional preservation and detail. Found in the Edwardsville Fm. - Mississippian age. Authenticity guaranteed. An exceptional display piece. 

CR01       SPECIMEN SIZE: 3-1/2"    PLATE SIZE: 3-7/8" x  3"

Name: Macrocrinus mundulus        Age: Mississippian (320 MMYA)        Location: Crawfordsville, Indiana

Note - Adding a 9 piece crinoid collection in November 2023.  ->    Link to Crinoids

An incredibly sized GEM Great White shark tooth from Chile. This ULTRA RARE, MONSTER sized Great White tooth measures ~2-3/4" - a huge upper jaw PRINCIPAL ANTERIOR tooth. My finest remaining XL blue site tooth. The BEST of the BEST!

C1202          Size: 2-11/16" (2" W)

A Top Quality Onchopristis numidus (Saw shark) rostal tooth from the Kem Kem area of Morocco. Onchopristis was a large, fearsome Cretaceous Saw shark, and it is believed to be a meal for Spinosaurus. A very robust rostal tooth. Great red color. No repair or restoration. Authenticity guaranteed. My favorite Saw shark teeth. 

M1030        SIZE: 1-7/8"

Note – Adding 6 new Onchopristis teeth in December 2024.  ->  Link to Onchopristis Catalog

A Top Quality Onchopristis numidus (Saw shark) rostal tooth from the Kem Kem area of Morocco. Onchopristis was a large, fearsome Cretaceous Saw shark, and it is believed to be a meal for Spinosaurus. A very robust rostal tooth. Great red color. No repair or restoration. Authenticity guaranteed. My favorite Saw shark teeth. 

M1029        SIZE: 2-5/16"

Note – Adding 6 new Onchopristis teeth in December 2024.  ->  Link to Onchopristis Catalog

A LARGE, Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaurus. The bone is excellent quality with excellent color and patina. Well preserved vascular channels. Typical hydrations cracks only. No restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Authenticity guaranteed. A fantastic collector's quality Ankylosaurus osteoderm.  I do not see large top quality ostederms very often.

DK24         SIZE: 4-1/8"  x  3-1/4" 

Note - Adding 10 new Ankylosaur fossils in August 2021.       Link to Ankylosaur fossils catalog.

A Top Quality Ankylosaur osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaur. The bone is exceptional quality with excellent color and patina. No hydrations cracks. No restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed. A fantastic collector's quality Ankylosaur osteoderm.  I do not see top quality ostederms very often.

DK29         SIZE: 3-1/2"  x  2-1/4"  Height of keel = 3/4"

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

A LARGE, Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaurus. The bone is excellent quality with excellent color / patina. Well preserved vascular channels. No cracks or restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Ankylosaurus osteoderm. I do not see large ostederms very often.

DK25         SIZE: 5"  x  3-3/4"  x 1/2"

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

An ultra rare, Top Quality Ankylosaurus magniventris rooted tooth from the late Cretaceous of North America. A June Fossil of the Month. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds. Note - These incredibly sized dinosaurs had small teeth and this rooted tooth is from a juvenile Ankylosaurus. The enamel is the highest quality with excellent color / patina. The crown has no wear facet. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur tooth. Note - tooth comes with the gem case pictured. Rooted Ankylosaurus teeth are quite rare.

DK11      SIZE: 1/4"    (1/8" wide)

Note - Adding 9 new Ankylosaur / Nodosaur fossils in June 2024.       Link to Ankylosaur fossils catalog.

A GEM QUALITY Great White shark tooth - upper jaw anterior tooth from Baja, Mexico. A February Fossil of the Month. This tooth has a rich tan & blue colored crown, a distinct gum line, and a tan root. Great color! Highest quality enamel with no hydration cracks or peeling. Very glossy. Serrations are extra large with a strong tip serration. Perfect serrations. Excellent preservation - note nutrient hole on root. This is a Pliocene tooth from Tirabuzon Fm. An EXCEPTIONAL collector's Great White shark tooth from a rare locality. No repair or restoration. Authenticity guaranteed. Perfect tooth. A rare Great White shark tooth!

MX201          Size: 1-7/8"  

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A GEM QUALITY Great White shark tooth - upper jaw anterior tooth from Baja, Mexico. A February Fossil of the Month. This tooth has a rich blue colored crown, a distinct gum line, and a tan root. Great color! Highest quality enamel with no hydration cracks or peeling. Very glossy. Serrations are extra large with a strong tip serration. Perfect serrations. Excellent preservation - note nutrient hole on root. This is a Pliocene tooth from Tirabuzon Fm. An EXCEPTIONAL collector's Great White shark tooth from a rare locality. No repair or restoration. Authenticity guaranteed. Perfect tooth. A rare GW tooth!

MX202          Size: 1-7/8"  

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth