Search results for: '文京区水道1-5-4'

A pair of top quality, EXTRA LARGE ray dermal scutes (barbed type).  These barbed ray dermal scutes are rare!    F933 is an extra large, GEM barbed specimen.

F934 (Right)                   SIZE: 1-3/16"

A GEM rolled Phacops trilobite on a Silica Shale matrix. Check out the detail of the compound eyes - Exceptionally preserved. The quality of the Silica Shale Fm. trilobites are incredible. A TOP QUALITY specimen from the Middle Devonian (380 mya), Silica Shale Fm. from Lucas Co., Ohio. A collector's must have item!

X112           Size: 1-1/4"

A TOP QUALITY, Isurus oxyrhincus tooth, the Shortfin Mako, from the Meherrin River, No. Carolina. Upper jaw lateral tooth. Excellent copper red color with exceptional gloss.The root shows very nice detail includes a a pair of side denticals. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!   

 NC370           SIZE: 1-1/4"

The Kolbay Collection. A Top Quality Hispidaspis lasuri tooth from Kolbay, W. Kazakhstan. An anterior tooth. Note - This species is known for their multiple, highly irregular side cusps which can cover the entire root shoulder and the base of the crown. Very strange! Great color and condition. An excellent Middle Cretaceous (U. Albian - 102 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy the quality of the Kazakh teeth. A special piece from an old collection. Only one specimen.

K1434        SIZE: 1-7/16"

A Top Quality Edmontosaurus annectens tail (dorsal) vertebra from the late Cretaceous of North America. A May Fossil of the Month. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. Bone quality is excellent. Processes are nearly ntact. Minor crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An exceptional collector's quality Edmontosaurus vertebra. Authenticity guaranteed. This vertebra comes with a custom steel stand as in the photos. Weighs 6.8 lbs. International customers will need to pay a shipping suplement.

DH51        SIZE: 16" (height) x 5-1/4" (wide) & 3-1/4" (length)  Height on stand = 19-1/4".

Note - Adding 21 Edmontosaurus bones / claws in May 2025.       Link to Edmontosaurus fossils catalog

A Top Quality, Mioplosus  fish from the 18 inch layer. The Mioplosus labracoides is an extinct Perch-like fish from the Eocene age (50 MYA), Green River Fm., Lincoln Co. Wyoming.  A scarce species. This piece is from the 18 Inch Layer which is extremely hard and difficult to prepare. It also provides the most detailed, highly preserved fossils. Exceptional preservation and preparation. No repair. All natural. Authenticity guaranteed. A wonderful display piece!   

X495           SIZE: 4-7/8"     

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

A Top Quality, Triceratops horridus frill section from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek and Lance Creek formations which is know for three horns and the large frill protecting its neck. This is a great frill section with excellent detail preserved. You can see all of the natural blood grooves across the surface of the frill. No repair or restoration. 100% natural specimen. Legally collected on private land in Garfield Co., Montana. Authenticity guaranteed. 

DC50         SIZE: 3-1/4" Wide x 1-5/8" High x 1-1/4" Thick

Note - Adding 19 new Triceratops bones in May 2023.       Link to Triceratops fossils catalog

A rare, EXTRA LARGE Top Quality Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could be Gorgosaurus or Daspletosaurus - see Detailed Discussion below. A July Fossil of the Month. This tooth measures 3-1/16" - an excellent Tyrannosaur tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent.  Note - the large base height & width. This tooth comes from a  large Tyrannosaur - possibly Daspletosaurus. The posterior root corner was repaired for aesthetics. No resoration. Legally collected on private land in the Judith River Fm., Hill Co., Montana. Authenticity guaranteed. A Monster Sized Judith River Fm. collector's tooth. A Riker display frame is included.

DY01         SIZE: 3-1/16"   (Base: 1-1/16" x 11/16")

Note - Added 18 new Tyrannosaur teeth in July 2025.     Link to Tyrannosaur teeth catalog.

A rare, TOP QUALITY BIG "Georgia RED" Megalodon tooth from the Miocene - an upper jaw Principal Anterior tooth. A December Fossil 2019 of the Month. The enamel is the Highest Quality with a few, fine hydration cracks. The crown is a fantastic mix of red & brown color - very nice. An excellent, dark brown colored bourlette which is nearly complete. Razor sharp serrations including an excellent tip serration. The serrations are just about perfect with partial damage to two of them. Exceptional serrations for a BIG Meg tooth.The root is an excellent brown color, nicely articulated, and complete. A fantastic color combination. Note - these Georgia Megs are fantastic - essentially no sign of wear and excellent perservation. An incredible color collector's BIG Megalodon tooth from Georgia. No repair. No restoration. Authenticity guaranteed. A special tooth!

G104 BoP           Size: 5-15/16"   (4-1/2" W)

A Top Quality Squalus acanthius, the Piked Dogfish shark tooth from the "De Kuilen" sand pit, Mill, The Netherlands. This tooth has excellent color and preservation. Sharp cutting edge and tip. The age is late Miocene (approx. 6-8 million years ago). An excellent collector's tooth. Authenticity guaranteed. Perfect tooth.

N376      SIZE: 1/8"

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.

An EXTRA LARGE, rare shark vertebra. The vertebra remains in the original Round Mountain silt matrix - an excellent display piece. Very good preservation and color

ST953                 SIZE: 1-3/4"