Search results for: 'river ones good'

A very rare, early Otodus mugodzharicus upper jaw, anterior tooth from Aktulagay, western Kazakhstan. A transitional tooth leading to C. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is complete. Tooth exhibits fine and wavy serrations along the lower 1/3 of crown and no serrations the tip. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus to Auriculatus transition can be found in adjacent layers.

K551         SIZE: 2-1/8"

Note - Adding 18 Kazakh Auriculatus or transition teeth in April 2020. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus obliquus anterior tooth from Kzil-Orda Region, Kazakhstan. Otodus obliquus is the ancestor to O. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is large and complete. Exhibits no serrations. The starting species to serrated Otodus teeth. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene (Ypresian) Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus obliquus to Otodus auriculatus transition can be found in adjacent early Eocene formation units. 

K561         SIZE: 1-1/16"

Note - Adding 24 Kazakh Auriculatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus obliquus anterior tooth from Kzil-Orda Region, Kazakhstan. Otodus obliquus is the ancestor to O. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is large and complete. Exhibits no serrations. The starting species to serrated Otodus teeth. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene (Ypresian) Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus obliquus to Otodus auriculatus transition can be found in adjacent early Eocene formation units. 

K562         SIZE: 1-1/4"

Note - Adding 24 Kazakh Auriculatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus obliquus anterior tooth from Kzil-Orda Region, Kazakhstan. Otodus obliquus is the ancestor to O. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is large and complete. Exhibits no serrations. The starting species to serrated Otodus teeth. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene (Ypresian) Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus obliquus to Otodus auriculatus transition can be found in adjacent early Eocene formation units. 

K561         SIZE: 1-1/4"

Note - Adding 24 Kazakh Auriculatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

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. 

DM03       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., Powder River Co., Montana. Authenticity guaranteed. 

DM02       Size: 3/16"+

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

An ultra rare, Top Quality Parotodus benedeni shark tooth, the extinct False Mako shark, from the Nottoway River, Virginia. A January fossil of the Month. This is a Virginia Red Sire tooth with a great dep red color. Excellent preservation and condition. A Pliocene tooth. These teeth are not commonly found and seen. A rare collectors' tooth in high quality condition. Try finding one of these teeth! Authenticity guaranteed. 

VA51           SIZE: 2-7/16"

Posting 3 rare Virginia shark teeth in January 2025.     Link to Virginia teeth.

"The CLASSIC BIG DEVONIAN TRILOBITE" A LARGE, TOP QUALITY Drotops megamanicus trilobite on original matrix. It is beautifully prepared and fully exposed. Preparation is excellent with all original colors and no restoration. Incredible detail and completeness. Color is the natural black shell. Compound eyes are exceptionally preserved showing center dimples (see photos). All natural - an incredible display piece - only minor prep touch up requried. Middle Devonian age. Authenticity guaranteed. Museum Quality. A TOP QUIALITY BIG Moroccan trilobite from Issoumour, Alnif area. A fantastic Drotops megamanicus specimen. One of the best that I have offered!   Note - specimen wights 2.7 lbs. International orders will require supplemental postage. Please inquire.

XM51       Size: 4-3/4"  (2-5/8" Wide)

Adding 31 quality Moroccan trilobites in April 2025.     Link to Moroccan trilobites.

An Ultra Rare, rooted Top Quality Allosaurus fragilis tooth measuring 3-1/4". This Allosaurus crown measures 1-3/8" and is wide for its size (11/16"). This tooth is still inflated. The enamel is high quality. Great rich brown color. Excellent serrations on both sides all the way to the tip. Exceptional serrations for a large tooth. Root cracks were stabilized. A small tip repair was done by George Heslep. Excellent overall condition with very good serrations. An excellent quality tooth! Allosuarus was the apex during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Moffat Co., Colorado. Authenticity guaranteed.  Note - a Riker case display is included. This is a very special rooted Allosaurus tooth!

DL01 BoP2         SIZE: 3-1/4"   (11/16" x 5/16" cross section of root)

Note - Adding 3 Allosaurus teeth in January 2021    Link to Allosaurus teeth

A Top Quality Thescelosaurus neglectus caudal (tail) vertebra from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This bone quality is excellent with excellent color and patina. Very high bone preservation. This vertebra includes a large section of the processes. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Thescelosaurus vertebra. Authenticity guaranteed. Museum Quality.

DI43       SIZE: 2-1/2"  x  1-3/4" x 2-1/4" height

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog

A RARE, Top Quality Edmontosaurus annectens  rooted tooth from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. The enamel is excellent quality with excellent color / patina. Excellent preservation showing the intricate texture of the root. Two fine cracks are stabilized. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. An excellent collector's quality Edmontosaurus tooth. Perfect tooth. Note - tooth comes with a gem  case. Authenticity guaranteed.

DH06        SIZE: 1-3/8"    

Note - Adding 20 new Edmontosaurus fossils in March 2024.      Link to Edmontosaurus fossils catalog

An EXTRA LARGE, Top Quality Edmontosaurus annectens  tooth from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. The enamel is excellent quality with excellent color / patina. Excellent preservation showing the intricate texture of the root. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality Edmontosaurus tooth. Perfect tooth. Note - tooth comes with a gem case. Authenticity guaranteed. Maximum size.

DH03        SIZE: 1-3/16"    

Note - Adding 20 new Edmontosaurus fossils in March 2024.      Link to Edmontosaurus fossils catalog