Search results for: 'finding row rare for 18 big good'

An EXCELLENT, Isurus oxyrhincus tooth, the Shortfin Mako, from the Meherrin River, No. Carolina. Upper jaw lateral tooth. Good copper red color with exceptional gloss. The root shows very nice detail includes a side dentical. Absolutely great preservation and condition - sharp edges and tip. Authenticity guaranteed. Good color!   

NC369            SIZE: 1-5/16"

A GEM Hexanchus, ultra rare lower jaw symphyseal tooth - female shark. Excellent brown and tan colors - best preservation.  All cusps are complete and not damaged. Complete root. Essentially matrix free. No repair. An incredible collector's Chilean Hexanchus tooth. Museum Quality. Very Rare. Best of the BEST!                    

C402L                    SIZE:  3/4" W

An ultra rare Top Quality Stegoceras validum dome (frontoparietal skull bone) from the late Cretaceous of northern North America. An April Fossil of the Month. Stegoceras is a smaller sized pachycephalosaurid dinosaur, and like Pachycephalosaurus, it is a dinosaur which is famous for its large domed head surrounded by spikes. This is excellent quality juvenile dome with good color / patina. No cracks or restoration. There is a small sheer on the left side that occured prior to fossilization since it has the natural patina. Otherwise a complete dome. An ultra rare Stegoceras dome!  Legally collected on private land in the Judith River Fm., Hill Co., Montana. An excellent collector's quality Stegoceras dome. Comes with a Riker display case. Authenticity guaranteed. You don't see Stegoceras domes very often. This is a very special, prefect little dome!  (Photo series = top, bottom, right side, left side, and rear).

DP50       SIZE: 2-5/8" x 2"   (1-1/2" thick)  

Note - Adding 13 new Pachy spikes, claws and teeth in April 2023.   Link to Pachy fossils catalog

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 COLORFUL, LARGE, Top Quality Miocene-Pliocene Mastodon molar from northern Florida. An October Fossil of the Month. This is an extinct elephant ancestor that inhabited North America during the late Miocene to late Pliocene. This massive tooth has 4 large cusp rows with typical cusp wear. Exceptional overall articulation. Incredible red & black colors! This is an exceptionally well fossilized Mastodon specimen. Note - Tooth comes complete with custom stand as pictured. No repair or restoration. An exceptional, authentic Mastodon tooth. Authenticity guaranteed. Note this item weighs 6+ lbs and a supplemental shipping charge is required for international orders. A fanastic big color tooth!

X601       Size:  7-1/2" Long x 4" Wide ;  Height on stand = 7"

Name: Mastodon (Mammut americanum)

Age: Pliocene - Pleistocene    

Location: Northern Florida

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

A very rare, early Otodus mugodzharicus upper jaw, lateral tooth from western Kazakhstan. A transition tooth leading to C. auriculatus (see detailed discussion below). The bourlette is large and complete. Exhibits very fine serrations along the lower 2/3 of the crown and weakly serrated side cusps with very irregular serrations. 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.

K552 BoP        SIZE: 1-1/2"

Note - Adding 16 Kazakh Auriuclatus or transition teeth in December 2018. -->  Link to Kazakh Auriculatus teeth.

An ultra rare, early Otodus aksuaticus upper jaw, lateral tooth from western Kazakhstan. A transition tooth leading to C. auriculatus (see detailed discussion below). A May 2019 Fossil for the Month. The bourlette is large and complete. Exhibits small serrations along the lower 2/3 of the crown and weakly serrated side cusps with very irregular serrations. 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.

K541  BoP          SIZE: 2-1/16"

Note - Adding 13 Kazakh Auriuclatus or transition teeth in May 2019. -->  Link to Kazakh Auriculatus teeth.

An excellent pair of early Mako shark teeth,  I. praecursor, an Eocene age Mako.  Very nice color. These very difficult teeth to find in the limestone quarries. Found in the Castle Hayne Fm., Castle Hayne, NC.

NC383 (Right)             SIZE: 3/4"

A rare, Top Quality Ankylosaurus magniventris tooth from the late Cretaceous of North America.  Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds. Note - These incredibly sized dinosaurs had small teeth. The enamel is very good quality with excellent color / patina. The crown has little wear. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur tooth. Note - tooth comes with the gem case pictured.

DK08      SIZE: 3/8"    (1/4" wide)

Note - Adding 16 new Ankylosaur / Nodosaur fossils in January 2023.       Link to Ankylosaur fossils catalog.

An excellent pair of early Mako shark teeth,  I. praecursor, an Eocene age Mako. Very nice color. These very difficult teeth to find in the limestone quarries. Found in the Castle Hayne Fm., Castle Hayne, NC.

NC378 (Left)     SIZE: 1-1/8"

An Ultra Rare, Hexanchus griseus symphyseal tooth from the Caldera Basin of Chile. This is complete lower jaw symphyseal tooth. A rare male shark. Superb preservation and color. Nine plus very sharp and one primary cusp surrounded by many small pathologic cusps. An excellent complete root. Authenticity guaranteed. Museum Quality collector's tooth. Unfortunately there are no more teeth coming from this site. This is a piece from an old collection.

C402L          Size: 13/16" W  (13/16" H)

Note - Adding 22 new Chilean Hexanchus teeth in May 2021 ->  Link to Hexanchus Teeth 

A Very Rare, HIGH QUALITY Parotodus benedeni, the False Mako, tooth from Sharktooth Hill, near Bakersfield, California. This tooth has a nice tan & orange colored enamel and a very massive root. The crown enamel has good luster and sharp edges. High quality enamel. No repair or restoration. A very difficult tooth to locate! Authenticity guaranteed. One of the rarest P. benedeni teeth. 

ST404              SIZE: 1-13/16"

Posting three Sharktooth Hill Parotodus benedeni teeth in March 2021.   Link to Sharktooth Hill P. benedeni teeth