Search results for: 'recta de estudios 1 cave en chile vista'

A LARGE Ultra Rare, Top Quality Pachychephalosaurus wyomingensis premaxillary tooth from the late Cretaceous of northern North America.  This tooth is often referred to as the Pachy "Fang". There are posterior serrations present on this tooth. There is also a small wear facet on the tip (quite common). Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. The enamel is excellent quality with great color and patina. No cracks or restoration. An ultra rare Pachy premax tooth!  Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus premaxillary tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed. A fantastic Pachy premaxillary tooth!

DP02       SIZE: 1/2"    

Note - Adding 6 new Pachy spikes / teeth in February 2025.   Link to Pachy fossils catalog

The May 2015 Fossil of the Month. My BEST GEM, EXTRA LARGE Megalodon PRINCIPAL ANTERIOR upper jaw tooth from the Ashapoo River, So. Carolina. A "PICTURE" Meg with a gorgeous light brown ("Ashapoo") crown with charcoal colored "clouds". Highest quality enamel. The medium brown bourlette is incredible, very glossy, nearly complete, and very showy. The serrations are incredibly large and sharp with an excellent tip serration, and 100% complete - perfect! Incredible serrations for a big Meg - among the finest (see the close photos)! The root is complete, nicely articulated, few hydration cracks and a gorgeous chocolate brown color. Excellent symmetry. This Megalodon is an exceptionally well preserved. Weighs more than 1 lb. NO repair or restoration. AN EXCEPTIONAL BIG MEG. MUSEUM QUALITY. This Meg is definitely with in the top three 6"+ Megs that I have seen. An INCREDIBLY SPECIAL BIG Meg. The BEST of the BEST! If you are looking for the "PERFECT" BIG MEG, they do not get any better than this one! Ashapoo River, So. Carolina Meg. Be sure to see all of our Fossil Teeth of the Month selections!

SC062              SIZE: 6-5/16" (4-7/8" W)

A high quality, Phacops speculator and a spiny Ceretarges trilobite with damage on original matrix from Jebel Issoumour deposits, Morocco. These specimens are nicely prepared and fully exposed. These trilobite shells are all natural with no colorization. Two nice Devonian Middle Devonian trilobites. Finding two quality trilobites in proximity is always rare. Authenticity guaranteed. Note - specimen wights 1.3 lbs. International orders will require supplemental postage. Please inquire.

XM01        Size: 1-3/4" Phacops  &  1-1/8" Ceretarges

Note - Adding 5 high quality Devonian age Moroccan trilobites.  -->  Link to Moroccan Trilobites

A "Flying", EXTRA LARGE Paralejurus rehamnanus trilobite from Oufaten, Atlas Mts., Morocco. The front is fully exposed to show bottom of shell for a nice display. A Middle Devonian (380 mya) trilobite. An excellent collector's specimen! Authenticity guaranteed.

XM17        Size: 3"  (1-1/2" Wide)

Note - Adding 5 high quality Devonian age Moroccan trilobite i December 2023.  -->  Link to Moroccan Trilobites.

A Top Quality Zuul crurivastator, an Ankylosaur, osteoderm or scute (bony armor plate) from the late Cretaceous of North America. The Campanian age Ankylosaurs grew to 20 feet and 6000 pounds, and a body covered with this bony armor. The bone is exceptional quality with excellent color and patina. A complete scute from a juvenile Zuul Ankylosaur. Great osteoderm height - a extra hight ridge. ~76 MYA. Legally collected on private land in the Judith River Fm., Havre, Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK27         SIZE: 2-1/8"  (1-1/4" Height)

Note - Adding 14 new Ankylosaur - Nodosaur fossils in December 2021.       Link to Ankylosaur fossils catalog.

A nicely prepared, rare Dechenella burmeisteri trilobite. A scarce species! A Middle Devonian (380 mya) trilobite from Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed.

XM03         Size: 1-1/4" x 3/4" W

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites.

A very rare, early Otodus mugodzharicus upper jaw, posterior 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 very fine serrations along the inner curve of the crown only. 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.

K555         SIZE: 5/8"

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

A very rare, early Otodus aksuaticus anterior tooth from Kzil-Orda, Kazakhstan. A transitional tooth leading to O. auriculatus (see detailed discussion below) which leads to Megalodon. A July Fossil of the Month. The bourlette is complete. This tooth exhibits small serrations along the lower 1/2 of the crown and micro serrations to the tip. These teeth exhibit excellent color, gloss, and preservation. A rare, early (Ypresian) Eocene Auriculatus transition tooth.  A very challenging tooth to find when building a Megalodon evolutionary set! No repair or restoration. Authenticity guaranteed. 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 geologic layers. 

K542         SIZE: 2-3/16"

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

An ultra rare, TOP QUALITY Megalodon - upper jaw anterior tooth from West Java, Indonesia - new site.  A May Fossil of the Month. This Megalodon has an excellent brown colored crown with mottled brown color shades and an excellent gold & brown colored bourlette. Highest quality enamel. Fantastic color! The bourlette is extra large and 85% complete. The serrations are razor sharp with an excellent tip serration. Excellent serrations for a BIG Meg tooth. The root on the display side is excellent and on the reverse side it is some pitting which is all to common for these Megs. Miocene Age. No repair or restoration. Authenticity Guaranteed. A rare BIG Indonesian Meg tooth. Note - The mottled brown colors is a typical pattern for these brown West Java Meg teeth. You Will Not See Many BIG West Java Megs With Complete Roots!

IN01 BoP       Size: 5-3/8"  

Note - Adding 10+ Indonesian Megalodon Teeth in May 2020. -> Link To Indonesian Megs

A GEM, EXTRA LARGE Nanotyrannus lancensis tooth. This tooth measures 2-5/16". A very special, ultra rare big Nano tooth.The enamel is exceptional with fantastic color and quality. Excellent anterior and posterior serrations to the tip. Essentially no tip wear which is excellent for a big tooth. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed.  A fantastic extra large collector's Nano tooth.  Note - a Riker frame is included. You rarely a see Nano tooth this large!

DN06 BoP       SIZE: 2-5/16"   (13/16" x 3/8" cross-section)

Note - Adding six new Nano teeth in April 2019 --> Link to Nano teeth

A Top Quality Squalicorax curvatus tooth from Gove Co., Kansas. An excellent example of this Cretaceous shark. Authenticity guaranteed.

KS207            SIZE: 5/16"

Note - Adding 7 new S. curvatus teeth in April 2020.   Link to Kansas S. Curvatus teeth

A LARGE, Top Quality Squalicorax hartwelli tooth from Gove Co., Kansas. An excellent example of this Cretaceous shark. Authenticity guaranteed. Perfect tooth.

KS244            SIZE: 5/8"

Note - Adding 7 new S. hartwelli teeth in April 2020.   Link to Kansas S. Hartwelli teeth