Search results for: 'excel我想取前一个格子+1'

A Very Rare, EXTRA LARGE Top Quality Dykeius garethi tooth central cusp from Hornby Island, British Columbia, Canada. An August Fossil of the Month. This is a new genius of Frill shark from the Late Cretaceous deep water Northumberland Formation deposit. Another unique species of Chlamydoselachiform shark, the Frill shark. This is the largest Frill shark in the deposit with teeth over 1" tall (28.5 mm). These teeth exhibit classic Frill shark design with a central cusp flanked by two lateral cusps. Dykeius teeth are taller than wide. The crown is complete with the tip reattached. Highest quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection. An excellent Frill shark specimen!

CD97              SIZE: 7/8"  Height

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to all Hornby Island shark teeth.

A rare, Top Quality Trigonotodus tusbairicus shark tooth, a Thresher shark,  from Caps-Kulj, West Kazakhstan. Fantastic color and condition. Excellent side cusps. The top of the root (rear view) has a strong enameloid build up.  An incredible Eocene (Bartonian) age tooth. No repair or restoration. Authenticity guaranteed. One of the finest localities for Eocene age shark teeth! You will enjoy the quality of the Kazakh teeth. 

K883         Size:  9/16"

Posting 4 Kazakh Trigonotodus tusbairicus shark teeth in July 2024.    Link to Kazakh Trigonotodus teeth.

The Kolbay Collection. A Top Quality Hispidaspis lasuri tooth from Kolbay, W. Kazakhstan. A lateral 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.

K1437        SIZE: 15/16"

An EXTRA LARGE, Top Quality Mosasaur vertebra from the phosphate mining region, Khouribga, Morocco. This is a thick and heavy vertebra. Extra thick. Has some cracks. No repair or restoration.  Authenticity guaranteed. 

M1180        SIZE: 3-1/2" x 3-1/4"  (2-1/4" thick)    

Note - Adding 7 new Mosasaur vertebra in November 2022. -->  Link to Mosasaur fossils.

A rare Top Quality Othnielosaurus consurs fibula bone from the Morrison Fm. This Othnielosaurus fibula measures 7-7/8". The bone is high quality. Excellent brown color and patina. Great overall condition with no restoration. Just basic crack fill. Othnielosaurus was a hypsilophodont dinosaur that lived during the late Jurassic. It was a fast moving herbivore / omnovore. Legally collected on private land in the Albany Co., Wyoming. Authenticity guaranteed.  Complete Jurassic bones are rare! 

DL35         SIZE: 7-7/8"   

Note - Adding 9 Jurassic teeth & bones in January 2024   Link to Dinosaur bones

A Very Rare, Top Quality Notidanodon pectinatus tooth from Hornby Island, British Columbia, Canada. An August Fossil of the Month. This genius is from the Late Cretaceous deep water Northumberland Formation deposit. A unique species of Hexanchiforme shark. The crown is complete with 8 cusplets (1 damaged) and the root is complete (cracked).  High quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection. A very special tooth.

CD101             SIZE: 3/4"  Wide 

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to all Hornby Island shark teeth.

A pair of EXTRA LARGE GEM Carcharias taurus teeth. Exceptional hooked side cusps. Perfect teeth.

F648 (Right)               SIZE: 1-5/16"

A rare, MASSIVE rooted Top Quality Prognathodon anceps tooth from the phosphate mining region, Khouribga, Morocco. P. anceps is one of the largest mosasaur species known with huge with wide teeth used for crushing prey.  Exceptional condition and preservation. Note - this large Moroccan Mosasaur was renamed to a Prognathodon genus. Extra widebase and root. No cracks. No restoration. A massive Mosasaur tooth from the hero of Jurassic World! Authenticity guaranteed. This is an excellent specimen. 

M1052        SIZE:  4-3/8"   (1-3/4" wide) 

Note - Adding 8 Mosasaur teeth in November 2025.   -->   Link to Mosasaur teeth.

Holmsella sp.; an  Extinct Primitive shark

A very rare shark skin specimen. This matrix piece is covered with dermal denticals. Shark skin impressions with denticals are extremely rare and a Paleozoic age find adds to the rarity.  An exceptional collector's piece from an old collection!

Age: Pennsylvanian (295 mya) ; Dennis Fm.

Location: Hansen Quarry, La Platte, Nebraska

Z144            SIZE: 4" x 2-1/2"

A Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. A complete node with good articulation. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by these spikes and nodes. These spikes and nodes were part of the Pachy skull. This spike has excellent color / patina. It is a complete specimen with no cracks or breaks. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus node. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed.

DP38       SIZE: 1-3/16"   (1-1/8" W) 

Note - Adding 10 new Pachy spikes / nodes in June 2021.       Link to Pachy fossils catalog

GEM Isurus praecursor tooth. Upper jaw anterior tooth.  Excellent color and preservation. Sharp edges.

M1456 (Right)          SIZE: 1-1/4"

GEM Isurus praecursor teeth. Upper jaw lateral teeth.  Excellent color and preservation. Sharp edges.

M1461 (Left)          SIZE: 1-1/8"