Search results for: 'cos -1'

An EXTRA LARGE, Top Quality Leptostyrax macrorhiza, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. These teeth have a unique design with a very high root face and broad & long side cusps. This is an anterior tooth with perfect cusps. Found broken. Left root lobe reattached. Authenticity guaranteed. Near perfect tooth. Maximum size tooth.

T161           SIZE: 1-9/16"

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

A LARGE, Top Quality Cretoxyrhina mantelli tooth, the Ginsu shark, from Gove Co., Kansas. An excellent example of this Cretaceous shark. Authenticity guaranteed. Near Perfect tooth.

KS008            SIZE: 1-1/4"

Note - Adding 10 new Cretoxyrhina mantelli teeth in June 2023.    Link to Kansas Cretoxyrhina teeth

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, Ultra Rare Pachychephalosaurus wyomingensis node cluster from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by these spikes and nodes. These spikes and nodes were part of the skull. This is a node cluster with five nodes (three complete and two partial nodes). This node cluster has excellent color / patina with exceptional surface articulation. The blood grooves are still present in the bone. It is a complete specimen with no cracks or breaks. Note - the excellent articulated skull surface on the base of the node. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent and very rare collector's quality Pachychephalosaurus node cluster. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed. A very unique specimen.

DP35       SIZE: 7/8"  x  13/16"

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

A Top Quality, Pristiophorous lanceolatus rostal tooth from the Bahia Iglesa Fm. of Chile. The crown is exceptionally clean and sharp. This Saw shark - Pristiophorous lanceolatus is a from late Miocene deposit. Beautiful color and fantastic preservation! Large size. Authenticity guaranteed. You don't see quality Neogene Saw shark rostal teeth very often.

C504              SIZE: 1-9/16"

A LARGE, very rare Top Quality Paraisurus compressus, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An October Fossil of the Month. An excellent example of this Lower Cretaceous Paw Paw Fm. tooth. These teeth have a unique design with a a very compressed tooth, very high root face, no cusps, and long slender root lobes. One complete root lobe and the other lobe is nearly. Authenticity guaranteed. You do not see these teeth very often.

T221            SIZE: 1-3/16"

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

A Top Quality Cretodus crassidens, an extinct Mackerel shark, tooth from Dallas 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.

T186            SIZE: 1-3/8"

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

A LARGE, High Quality Cretodus crassidens, an extinct Mackerel shark, tooth from Dallas 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 an anterior tooth with perfect side cusps. Authenticity guaranteed. I don't see many of these teeth.

T181            SIZE: 2-1/4"

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

A Top Quality Protolamna sokolovi, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. A lateral tooth. Perfect side cusps. Authenticity guaranteed. Near perfect tooth.

T252            SIZE: 1/8"

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

Excellent examples of C. atlassi.

B063   (Left)    Size: 3/4"

An EXTRA LARGE, High Quality Cretoxyrhina mantelli tooth, the Ginsu shark, from Gove Co., Kansas. An excellent example of this Cretaceous shark. Authenticity guaranteed. Near Perfect tooth.

KS006            SIZE: 1-11/16"

Note - Adding 10 new Cretoxyrhina mantelli teeth in June 2023.    Link to Kansas Cretoxyrhina teeth

An EXTRA LARGE, Top Quality Cretoxyrhina mantelli tooth, the Ginsu shark, from Gove Co., Kansas. An excellent example of this Cretaceous shark. Authenticity guaranteed. Near Perfect tooth.

KS005            SIZE: 1-11/16"

Note - Adding 10 new Cretoxyrhina mantelli teeth in June 2023.    Link to Kansas Cretoxyrhina teeth