Search results for: 'fingernail parabolic flat detail good'

A natural Hoploscaphites nebrascensis ammonite with excellent preservation of the shell material. The ammonite shell has some natural iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits in an original Pierre Shale nodule with a flat base for a great display. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A fantastic display piece.  

SD02        Size: 2-1/8"

Note - Adding 10 So. Dakota ammonites in December 2020.  -->  Link to So. Dakota Ammonites

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, Top Quality Tyrannosaurus rex  tooth. This tooth measures 2-1/8".  The enamel has excellent color and patina. Excellent anterior and good posterior serrations. Base cross-section is a wide oval. Minimal hydration cracks with some crack fill. An excllent tooth! T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Dawson Co., Montana. Authenticity guaranteed. Note - a Riker display frame is included. 

DT02        SIZE:  2-1/8"   (Base: 1-1/8" x 7/8")

Note - Adding 7 T. rex teeth in October 2023.    Link to T. rex teeth -->  T. rex teeth

A rare Top Quality Psittacosaurus  skull from the late Cretaceous of northern China. An October Fossil of the Month. Psittacosaurus is a genus of extinct ceratopsian dinosaur from the Early Cretaceous of what is now Asia, existing between 125 and 105 million years ago. This is a great skull with excellent detail preserved and good color & patina. There is a small amount of crack fill. Albian age (120 MYA) .Legally collected Nei Mongol Zizhiqu, China.  Authenticity guaranteed. This skull comes with a display stand as imaged. Note - This skull iweighs ~2 lbs . An international shipping supplement will apply. Dinosaur skulls are extemely rare to find.

PSIT1         SIZE: 4-1/2" long x 5" width x  3-7/8" Height   (Height on stand = 4-7/8")

A very rare, LARGE, Top Quality Tyrannosaurus rex  tooth tip. This tooth tip measures 15/16".  The enamel has excellent color and patina. Good anterior and posterior serrations. Base cross-section is a very tall oval. No hydration cracks. No repair or restoration. A 100% natural tooth. T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Authenticity guaranteed. Note - a Gem case  display is included. 

DT14        SIZE:  15/16"   (Base: 3/4" x 9/16")

Note - Adding 9 T. rex teeth in December 2025.    Link to T. rex teeth -->  T. rex teeth

A HUGE, High Quality Tyrannosaurus rex tooth from a very large adult Rex. A June 2020 Fossil of the Month. This massive Rex crown measures 4-9/16" (straight up) or 4-7/8" (straight line) or 5"+ (on curve) and has a big root (2" Wide). The enamel is good quality with some root etchings and natural cracks. Good brown color. The serrations are worn, but visible. The tip is good. Cracks are stabilized with some crack fill. No breaks - possibly one. A natural tooth from a BIG Rex! Note - most teeth of this size that you see are heavy restored and sometimes two teeth are put together! This tooth has original enamel from tip to base. One giant crown. T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on privately deeded land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed.  Note - a Riker frame is included. You rarely see teeth over 3". This tooth is all about the size. You have to hold it in your hand to appreciate a tooth of this size. This is massive tooth from the "King of the Tyrants"!

DT01  BoP        SIZE: 4-7/8"   (2" W x 1-1/8" H)

Link to T. rex teeth --> T. rex teeth

An EXTRA LARGE, Hollardops mesocristata trilobite from the Djebel Issoumour (Maider area), Atlas Mts., Morocco. The preparation is German with all original colors and no restoration. Excellent preservation and condition. The compound eyes have exceptional detail. A Lower Devonian (395 mya). Authenticity guaranteed. 

XM09       Size: 2-3/4"  (1-11/16" wide)

Note - Posted 16 Moroccan trilobites in May 2024  -->  Link to Moroccan Trilobites

An ULTRA RARE, MONSTER Great White shark tooth - upper jaw anterior tooth from Chile. A BIG pathologic GW tooth. A June Fossil of the Month. This tooth has a BLUE colored crown, a distinct gum line, and a burgundy root. Fantastic color! Highest quality enamel with little hydration cracks and no peeling. The enamel does have large wrinkles and the serration edge has multiple waves. Serrations are large with a good tip serration. The root is thick and extra wide. Excellent preservation - note nutrient hole on root. No repair or restoration. An EXCELLENT collector's tooth. Authenticity guaranteed. 

C202 BoP        Size: 2-3/4"    (2-1/16" W)

Note - Adding 32 Chilean Great White teeth in June 2021       Link to Great White shark teeth

A TOP QUALITY Mosasaurus beaugei tooth from the Cretaceous of Khouribga, Morocco. Excellent preservation. Note - the well defined flat ridges running the length of the crown - a M. beaugei characteristic. This massive specimen has an excellent wide cross-section. No repair or restoration. A massive Mosasaur tooth from the hero of Jurassic World! This is one of the more difficult of the large Mosasaur species to find. An excellent collector's Mosasaur tooth. Authenticity guaranteed. 

M1077           SIZE: 1-3/4"   (1" Wide)

Note - Adding 35 new Mosasaur teeth in November 2023.   -->   Link to Mosasaur teeth.

An incredible, LARGE polished ammonite showing the intricate internal chamber structure. This ammonite has one side exposed. The rock matrix is a beautiful marble material and the Ammonite cavities are mineral filled! These ammonites are beautifully polished on top and sides. Bottom is ground flat. Authenticity gauranteed. An excellent display item or soap dish or key / change holder!  Note - This item weighs 1.1 lbs. An international supplemental postage charge will be applied.

Name: Goniatities sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2019         Size: 4-5/8"

An incredible, LARGE polished ammonite showing the intricate internal chamber structure. This ammonite has one side exposed. The rock matrix is a beautiful marble material and the Ammonite cavities are mineral filled! These ammonites are beautifully polished on top and sides. Bottom is ground flat. Authenticity gauranteed.  An excellent display item or soap dish or key / change holder!  Note -This item weighs 1.1 lbs. An international supplemental postage charge will be applied.

Name Goniatities sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2019         Size: 5"

A natural Hoploscaphites nebrascensis ammonite with excellent preservation of the shell material. The ammonite shell has some iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits in an original Pierre Shale nodule with a flat base for a great display. The end is filled with calcite crystals! This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A fantastic display piece.  

SD07        Size: 1-5/8"

Note - Adding 6 So. Dakota ammonites in August 2025.  -->  Link to So. Dakota Ammonites