Search results for: 'cos -1'

An EXTRA LARGE, Top Quality Knightia fish from the 18 Inch layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  This piece is from the 18 Inch Layer which is extremely dense and difficult to prepare. It also provides the most detailed, highly preserved fossils. Exceptional preservation and preparation.  No repair. All natural. Authenticity guaranteed. An excellent display piece. The BEST!  

X452        SIZE: 6-1/8" 

Note - Adding 27 Green River Fm. Fossil fish in October 2020 --> Link to Fossil Fish

A rare Top Quality, transition GW tooth, Carcharodon hubbelli. An upper jaw anterior tooth. The C. hubbelli serrations are full at the base of the cutting edge, transition to fine serrations at mid crown and disappear towards the tip. This tooth has an excellent tan colored crown and brown root with well pronounced maroon colored gum line. Excellent color. The crown edge starts with two oversized serrations at the base and quickly transforms into "Escheri-like" wavy serrations. An early stage transition form. No repair. Authenticity guaranteed. An exceptional GW transition form!  It will be extremely difficult to locate Carcharodon hubbelli since there is no new supply. 

C204T  BoP         SIZE: 1-15/16"

A TOP QUALITY, very rare Basilosaurus cetoides, an Archaeocete whale tooth found in the Suwanee River, Suwanee Co., Florida. An excellent canine or incisor tooth (see photo for tooth positions).  An excellent brown colored crown and root. Nicely articulated. Note - enamel tip shows a wear pattern on crown. Whales do not shed their teeth like the sharks so there teeth will wear with age. An Eocene age tooth (35 MYA).  No repair or restoration. A great Archaeocete tooth from the Suwanee River, Florida.  A very rare collector's tooth from an old collection.  

F1008       SIZE: 3-1/2"

Note - Adding a collection of 27 Basilosaurus teeth from Florida and Georgia in July 2023.   Link to Basilosaurus teeth.

A LARGE, TOP QUALITY, very rare Basilosaurus cetoides, an Archaeocete whale tooth found in the Suwanee River, Suwanee Co., Florida. An excellent molar or premolar tooth (see photo for tooth positions).  An excellent brown colored crown and root. Nicely articulated. Note - enamel tip shows a wear pattern on crown. Whales do not shed their teeth like the sharks so there teeth will wear with age. An Eocene age tooth (35 MYA).  No repair or restoration. A great Archaeocete tooth from the Suwanee River, Florida.  A very rare collector's tooth from an old collection.  

F1005       SIZE: 3-1/2"

Note - Adding a collection of 27 Basilosaurus teeth from Florida and Georgia in July 2023.   Link to Basilosaurus teeth.

A Top Quality Leguminosites lesquereuxiana stem with two leaves from the Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Leguminosites lesquereuxiana is a member of the Pea family from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. A very special two leaf display piece!  

GL05     SIZE: 4-5/8" x 3-3/4"      Plate size: 6" x 5-1/2"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves

A Top Quality Macginitiea wyomingensis seed the from Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Macginitiea wyomingensis is a Sycamore seed from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and color. No repair or restoration. A perfect seed. Authenticity guaranteed. This seed comes with a custom made wooden stand and ID plate (see photo). It is ready to display. An exceptional old collection display piece!  Please note that quarries are now shut down.

GL44     SIZE: 7/8" x 7/8"      Plate size: 4-1/8" x 4-3/8"

Note - Adding 24 Green River Fm. Fossil leaves in September 2023 --> Link to Green River Fossil Leaves

A LARGE, Top Quality Celtis mccoshii leaf from the Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Celtis mccoshii is a Hackberry tree from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. A special old collection display piece!  Please note that quarries are now shut down.

GL38     SIZE: 4" x 2"      Plate size: 4-1/2" x 5"

Note - Adding 24 Green River Fm. Fossil leaves in September 2023 --> Link to Green River Fossil Leaves

A Top Quality Macginitiea wyomingensis leaf the from Green River Fm., Douglas Pass, Garfield Co., Colorado. The Macginitiea wyomingensis is a Sycamore leaf from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. An exceptional old collection display piece! Please note that quarries are now shut down.

GL27     SIZE: 2-3/16" x 1-3/8"      Plate size: 3" x 2-3/4"

Note - Adding 24 Green River Fm. Fossil leaves in September 2023 --> Link to Green River Fossil Leaves

A Top Quality Lindera varifolia leaf from the Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Lindera varifolia is a tree from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. A special old collection display piece!  Please note that quarries are now shut down.

GL08     SIZE: 3-3/4" x 2-1/8"      Plate size: 6" x 6"

Note - Adding 24 Green River Fm. Fossil leaves in September 2023 --> Link to Green River Fossil Leaves

A Top Quality, partially rooted Triceratops horridus tooth from the late Cretaceous of western North America. Maxillary (upper jaw) tooth. Triceratops is a large ceratopsian dinosaur found in the Hell Creek formation. The enamel is high quality with nice color / patina. The chewing surface measures 5/8”. This tooth has no tip wear. The root surface is very gnarly.  No cracks. No restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Note - this tooth comes with a Riker display frame. Authenticity guaranteed. An excellent partially rooted Triceratops tooth! 

DC11         SIZE: 1-3/8"         

Note - Adding 18 new Triceratops teeth in June 2022.       Link to Triceratops fossils catalog

A Top Quality Quality Thescelosaurus neglectus maxillary tooth from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. The enamel is excellent quality with excellent color / patina. Note - Thescelosaurus maxillary teeth crown shape is quite distinct (see Thesc-Pachy maxillary teeth differentiation discussion below). No cracks or restoration. The tip has a natural wear facet. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality Thescelosaurus tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed. 

DI05        SIZE: 1/4"    

Note - Adding 10 new Thescelosarus teeth in July 2022.   Link to Thescelosaurus fossils catalog

A Top Quality Thescelosaurus neglectus pes ungual (foot claw) from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This claw is excellent quality with excellent color / patina. A some erosion the proximal end. Note - Thesc unguals are described as flat triangles.(see Thesc-Pachy claw differentiation discussion below). No repair and no restoration. A rare Thescelosaurus pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Excellent collector's quality Thescelosaurus claw. Note - claw comes with a Riker type frame. Authenticity guaranteed.

DI25        SIZE: 1-5/16"  

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog