Search results for: 'cow my guid base medium 2 powder'

A LARGE, Top Quality Richardoestesia isosceles tooth from Montana. A theropod from the Troodonidae family. These teeth are straight, flat, and possess ultra-fine serrations that run the length of the crown and may be related to Paronychodon (see beow). No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. 

DF05       Size: 5/8"

Note - Adding 12 new Richardoestesia teeth in June 2024      Link to Richardoestesia catalog.

A LARGE, High Quality Richardoestesia isosceles tooth from Montana. A theropod from the Troodonidae family. These teeth are straight, flat, and possess ultra-fine serrations that run the length of the crown and may be related to Paronychodon (see beow). No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. 

DF04       Size: 5/8"

Note - Adding 12 new Richardoestesia teeth in June 2024      Link to Richardoestesia catalog.

A LARGE, Top Quality Richardoestesia isosceles tooth from Montana. A theropod from the Troodonidae family. These teeth are straight, flat, and possess ultra-fine serrations that run the length of the crown and may be related to Paronychodon (see beow). No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. 

DF03       Size: 5/8"

Note - Adding 12 new Richardoestesia teeth in June 2024      Link to Richardoestesia catalog.

A Top Quality Auriculatus tooth from Harleyville, So. Carolina. An excellent lateral tooth. A great tan colored crown with a brown colored bourlette, and a tan colored root. Highest quality enamel. Excellent color & preservation. The serrations are large and razor sharp. Two excellent large side cusps. The root is complete and very well preserved. It is very hard to find these teeth in perfect condition. An excellent collector's Harleyville Auriculatus tooth! Authenticity guaranteed. Another prime shark tooth site that is no longer accessible to collectors.

SC417              SIZE: 2-1/2"

Note - Adding 12 Harleyville Auriculatus teeth in July 2022.     Link to the Harleyville Auriculatus teeth.

A COLORFUL, Top Quality Miocene-Pliocene juvenile Mastodon molar from northern Florida. This is an extinct elephant ancestor that inhabited North America during the late Miocene to late Pliocene. This molar is a big tooth with 3 cusp rows with typical cusp wear. Exceptional articulation. Excellent red & golden tan colors! This is an exceptionally well fossilized Mastodon specimen. Note - Tooth comes complete with custom base plate as pictured. Note - Small repairs to the root end only. No restoration. An exceptional, authentic Mastodon tooth. Authenticity guaranteed. Note this item weighs 2.75 lbs and a supplemental shipping charge is required for international orders. 

X622       Size:  3-1/4" Long x 3" Wide ;  Height on stand = 4"

Name: Mastodon (Mammut americanum)

Age: Pliocene - Pleistocene    

Location: Northern Florida

Posting 8 Mammoth / Mastodon teeth in October 2025  -->  Link to all Mastodon teeth

A LARGE, Top Quality, Triceratops horridus toe bone (pes digit) 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 an excellent toe bone with excellent detail preserved and good color / patina. This is the large toe II - digit 1 bone. You can see the "mushroom" appearance of proximal ends which is a characteristic of Triceratops and distinguishes it from a Hadrosaur toe bone. Triceratops bones are more difficult to find. Minor crack fill. No repair or restoration. Legally collected on private land in Powder River Co., Montana. Authenticity guaranteed. A supplemental shipping charge will apply for international orders.

DC35         SIZE: 4-3/4" long x 4-1/2" wide x 1-3/4" height

Note - Adding 15 new Triceratops bones in September 2025.       Link to Triceratops fossils catalog

A LARGE, TOP QUALITY Eremotherium laurillardoi sloth tooth from an extinct genus of giant ground sloths from Georgia. This sloth is part the family of largest ground sloths and their teeth are described as "brick-like". The Norh American cousin to Megatherium.  This tooth has excellent preservation and shows little water wear. It's complete with absolutely no restoration or repair. A wonderful Late Pliocene - Early Pleistocene display piece from Georgia. Authenticity guaranteed.

X711          SIZE: 2-1/4" x 1-3/4" x 1-3/4"

Note – adding 6 Ground Sloth claws & teeth in December 2022.   Link to Sloth fossils

A Top Quality Diplomystus fish from the Splitfish layer, Green River Fm., Lincoln Co. Wyoming. The Diplomystus dentatus is a Herring fish from the Eocene age (50 MYA) in the ancient Lake Gosiute deposit. These fossil fish are nicely preserved fossils.  Excellent preservation and preparation. No repair or restoration. All natural.  Authenticity guaranteed. An excellent display piece!  

X479f        SIZE: 2-1/2"      

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

An EXTRA LARGE, very rare, Top Quality Heptranchias howellii tooth from the Khouribga phosphate mining area of Morocco. This Cow shark tooth is a complete lower jaw tooth with seven primary cusps. Great preservation and color. The root is excellent - very unique & rare find! Perfect tooth. Authenticity guaranteed. This rare piece is from an old collection!    

M692          Size: 11/16"

Note - Adding 5 new Moroccan Heptranchias teeth in October 2023 ->  Link to Heptranchias Teeth 

A LARGE, very rare, Top Quality Heptranchias howellii tooth from the Khouribga phosphate mining area of Morocco. This Cow shark tooth is a complete lower jaw tooth with seven primary cusps. Great preservation and color. The root is excellent - very unique & rare find! Perfect tooth. Authenticity guaranteed. This rare piece is from an old collection!    

M691          Size: 9/16"

Note - Adding 5 new Moroccan Heptranchias teeth in October 2023 ->  Link to Heptranchias Teeth 

An ULTRA RARE, TOP QUALITY white colored Carcharocles chubutensis tooth - upper jaw ANTERIOR tooth from Calvert Cliffs, Maryland. A November Fossil of the Month. This Chubutensis tooth is esentially perfect. The enamel is highest quality with no peel. The white bourlette is 100% complete. The serrations are awesome and complete with slight damage to one. Side cusps are perfect. The root has cool grooves on the root ends and has a small chip on the reverse side. An early Miocene, Calvert Formation tooth. NO repair or restoration. Authenticity  guaranteed. A top quality Calvert Cliffs Chub is rare. A white colored Calvert Cliffs Chub is ultra rare! A very special collector's tooth.

MD101       Size: 2-3/4"

An Ultra Rare, GEM, LARGE copper-red Parotodus benedeni tooth from the Meherrin River, No. Carolina.  An August Fossil of the Month. Rare deep copper red color with exceptional gloss. Highest quality enamel. Exceptional preservation and condition - extra sharp edges and tip - very clean. The root shows very nice detail and is complete. This tooth appears to be a Yorktown Fm., Pliocene age tooth. No repair or restoration.  Exceptional color! An exceptional, rare collector's tooth! Museum Quality. Authenticity guaranteed. The red site Parotodus teeth are ultra rare! A must have collector's tooth and this is a killer specimen!

NC523           SIZE: 2-1/2"

Added 3 red site Parotodus teeth in August 2020.  Link to Parotodus benedeni teeth.