Search results for: '2021 dire age mako'

A Devonian sea floor slab with a Eldredgops (Phacops) rana milleri trilobite from the Silica Shale Formation of Ohio. The also three large pyrite replaced Paraspirifer bownockeri brachiopods, three Mucrospirifer mucronatus brachiopods, and other specimens. The Eldredgops has excellent detail on the compound eyes - very well preserved. The quality of the Silica Shale Fm. fossils are incredible. A rare sea floor specimen from the Middle Devonian (380 mya), Silica Shale Fm. from Lucas Co., Ohio. You don't see multi-species slabs for sale. A Museum Quality specimen. One of my favorites!  Note - This item weighs 9 lbs. An international shipping surcharge will be applied to "Free Shipping". Please inquire for cost.

X101      Eldredgops  Size: 1-3/4"   ;    Paraspirifer  Size: 2-1/4" ;      Mucrospirifer Size: 1-1/8"

Note - Posting 5 trilobites in December 2021.  ->  Link to US Trilobites.

A Top Quality Cretodus crassidens, an extinct Mackerel shark, tooth from Denton Co., Texas. An excellent example of this Lower Cretaceous Eagle Ford Fm. tooth. These massive teeth have a design that includes a large / heavy root with high root face, a narrow crown width, and broad side cusps. This is the big shark tooth in Texas Cretaceous deposits which can reach 2.6". This is a lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth. I don't see many of these teeth.

T184            SIZE: 1-1/2"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A very rare, EXTRA LARGE Otodus sokolovi upper jaw, anterior tooth from Kert, Mangyshlak, western Kazakhstan. A November Fossil of the Month. This location produces top quality teeth with brown colored enamel. The extra large bourlette that is complete. Nice extra coarse serrations and killer, large side cusps with very irregular serrations. The root is very thivh (~1-1/8") and complete.These teeth exhibit exceptional color, gloss, and preservation. Lower Schorym Formation - Bartonian - 40 MYA. This is a rare, late Eocene "Auriculatus" tooth also known as Otodus sokolovi! No repair or restoration. Authenticity guaranteed. I haven't seen these BIG Kazakh teeth since 2003! My last O. sokolovi teeth to offer.

K501 BoP           SIZE: 3-7/16"

Note - Adding 19 Kazakh Auriculatus or transition teeth in November 2021. -->  Link to Kazakh Auriculatus teeth.

A Top Quality Cretodus crassidens, an extinct Mackerel shark, tooth from Denton Co., Texas. An October Fossil of the Month. An excellent example of this Lower Cretaceous Eagle Ford Fm. tooth. These massive teeth have a design that includes a large / heavy root with high root face, a narrow crown width, and broad side cusps. This is the big shark tooth in Texas Cretaceous deposits which can reach 2.6". This is a lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth. I don't see many of these teeth.

T183            SIZE: 1-11/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

The "Flying" Top Quality Crotalocephalina gibbus trilobite. A January Fossil of the Month. The preparation is German directed with all original colors and no restoration. Great natural greenish shell with an excellent patina. The specimen is fully exposed and very nicely displayed on a pedestal of the original matrix. A Middle Devonian (395 mya) trilobite from the Foum Zguid area, Atlas Mts., Morocco. Authenticity guaranteed. Museum Quality specimen. An incredible amount of preparation was required for this fantastic display piece.

XM49          Size: 2-1/2"

Note - Adding 11 new Trilobites in January 2021.    -->    Link to Moroccan Trilobites

A Large, TOP QUALITY upper jaw lateral Carcharodon planus tooth from Baja, Mexico. Beautiful tan crown with an excellent tan root. Great preservation. Wide crown. Great color! This is a Miocene tooth found in the Rosarita Beach Fm. Authenticity guaranteed. An excellent collector's tooth from a rare locality. 

MX310            SIZE: 1-5/8"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A rare Top Quality fossil Giant Beaver incisor tooth (Castoroides leiseyorum) from northern Florida. The Giant Beavers grew to 6 to 8 feet in length and could weigh 500 lbs. Pleistocene age. No repair or restoration. Authenticity guaranteed. You can own a rare and wonderful story piece from the Ice Age! 

Name: Castoroides leiseyorum     Age: Late Pleistocene     

Location: Northen Florida

X763             SIZE: 2-1/2"   (3/4" Wide)

Note: Adding 9 Ice Age / Pleistocene mammal fossils in March 2023.    Link -> Ice Age Fossils - Other

A rare Top Quality fossil Giant Beaver incisor tooth (Castoroides leiseyorum) from northern Florida. The Giant Beavers grew to 6 to 8 feet in length and could weigh 500 lbs. Pleistocene age. No repair or restoration. Authenticity guaranteed. You can own a rare and wonderful story piece from the Ice Age! 

Name: Castoroides leiseyorum     Age: Late Pleistocene     

Location: Northen Florida

X762             SIZE: 3-1/4"   (5/8" Wide)

Note: Adding 9 Ice Age / Pleistocene mammal fossils in March 2023.    Link -> Ice Age Fossils - Other

A rare, LARGE Top Quality fossil Giant Beaver incisor tooth (Castoroides leiseyorum) from northern Florida. Nice characteristic "chisel shape" wear pattern. The Giant Beavers grew to 6 to 8 feet in length and could weigh 500 lbs. Pleistocene age. Complete tooth. No repair or restoration. Authenticity guaranteed. You can own a rare and wonderful story piece from the Ice Age!  Note - tooth comes with a 3" x 4" Riker display frame.

Name: Castoroides leiseyorum     Age: Late Pleistocene     

Location: Northen Florida

X761             SIZE: 4"   (3/4" Wide)

Note: Adding 9 Ice Age / Pleistocene mammal fossils in March 2023.    Link -> Ice Age Fossils - Other

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 Cretoxyrhina mantelli tooth from Gove Co., Kansas. This specimen is on its original Niobrara Chalk Fm. matrix. An excellent example of this Cretaceous shark. Authenticity guaranteed. 

KS015            SIZE: 9/16"

Note - Adding 15  new  Cretoxyrhina mantelli teeth in April 2020.   Link to Kansas Cretoxyrhina teeth