Search results for: 'rays red so rivalry marin first good'

A rare, Top Quality Chomatodus sp., an extinct primitive shark tooth, from the Paleozoic era in Kentucky. Good color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth! 

Age: Upper Mississippian (330 MYA); Muldraugh Fm.

Location: Hardin Co., Kentucky

Z023      SIZE: 3/4"

Adding 55 US Paleozoic teeth in May 2022  -->  Link to US Paleozoic teeth

Polished ammonite to bring out the brilliant flashes of red and green in the shell material ("opal-like sheen!").

XM317           Size: 1-1/2"

Polished ammonite to bring out the brilliant flashes of red and green in the shell material ("opal-like sheen!").

XM319         Size: 1-5/8"

An Ultra Rare nicely prepared, Struveapis sp. trilobite. A new phacopid trilobite with diagnostic characteristics including schizochroal eyes with fewer facets, a broader cephalon, and a smoother exoskeleton. An excellent specimen with good detail and completeness. The preparation is German directed with all original colors and no restoration. Great natural black with good luster. Oneecompound eye is exceptionally preserved. A Middle Devonian (380 mya) trilobite from the Jorf area, Atlas Mts., Morocco. Authenticity guaranteed. A rare trilobite!

XM53         Size: 2-3/8"   (1-7/16" wide)

Note - Adding 6 new Trilobites in November 2022.    -->    Link to Moroccan Trilobites

An EXTRA LARGE rare, Top Quality Chomatodus sp., an extinct Petalodont shark tooth, from the Paleozoic era in Indiana. Good color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth! 

Age: Upper Mississippian (330 MYA); Indian Springs Shale Fm.

Location: Crawford Co., Indiana

Z046      SIZE: 1-3/16"

Adding 55 US Paleozoic teeth in May 2022  -->  Link to US Paleozoic teeth

A rare, Top Quality Paleozoic shark dorsal spine from an extinct primitive shark, from the Paleozoic era in Indiana. Good color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's spine! 

Age: Upper Mississippian (330 MYA); Indian Springs Shale Fm.

Location: Crawford Co., Indiana

Z045      SIZE: 1/4"

Adding 55 US Paleozoic teeth in May 2022  -->  Link to US Paleozoic teeth

A very rare, Top Quality Ctenoptychius sp., an extinct primitive shark tooth, from the Paleozoic era in Nebraska. Matrix free specimen. Good color. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. A rare excellent collector's tooth! 

Age: Upper Pennsylvanian (295 MYA); Stanton Fm.

Location: Cass Co., Nebraska

Z007     SIZE: 1/2"

Adding 55 US Paleozoic teeth in May 2022  -->  Link to US Paleozoic teeth

An EXTRA LARGE Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 3-1/4" - a BIGTyrannosaur tooth. A maxillary tooth. The enamel is good with good color. Anterior and posterior serrations are weak. Two cracks. Root etching. No restoration. Legally collected on private land in the Judith River Fm., Winifred Co., Montana. Authenticity guaranteed. An EXTRA LARGE collector's tooth. You don't see XXL Campanian Tyrannosaur teeth very often. A Riker display case is included.

DY05         SIZE: 3-1/4"   (Base: 1-1/4" wide x 11/16")

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A rare fossil crab from Sumatra, Indonesia. This crab was deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's fossil. D204 is the good quality crab on the right. Authenticity guaranteed.

D204 (Right)      SIZE: 5/8"

Note - 4 new Sumatran fossil crabs added in January 2018.     Link to Sumatran teeth.

A rare, LARGE Top Quality Deltodus sp., an extinct primitive shark tooth, from the Paleozoic era in Nebraska. Matrix free specimen. Good color with the dimples preserved. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. A rare excellent collector's tooth! 

Age: Upper Pennsylvanian (295 MYA); Stanton Fm.

Location: Cass Co., Nebraska

Z008     SIZE: 15/16"

Adding 55 US Paleozoic teeth in May 2022  -->  Link to US Paleozoic teeth

A LARGE, QUALITY Titanosaur tooth from the Cretaceous Kem Kem deposits of Morocco.  Please note that most of the sauropod teeth are now thought to be Titanosaurid teeth (see discussion below). Some enamel loss. A small biting surface wear facet. Good detail. Great red color. Goodl condition and preservation. Enamel is heavily articulated. One crack. A fantastic BIG peglike Titanosaur tooth. No restoration. Authenticity guaranteed. 

M1295       Size: 1-15/16"  (1/2" W)

Note - Adding 6 new Titanosaur teeth in October 2022.   Link to Rebbachisaurus - Titanosaur teeth.

An Extra Large, Quality Megalodon tooth - an upper jaw anterior tooth from So. Carolina. High quality enamel. The black bourlette bourlette is complete. Serrations are sharp including a good tip serration. Interesting cutting edge waves at the base of the crown. Excellent serrations for a BIG Meg.The root is black and extra wide (4-1/4" W) with typical hydration cracks. No repair or restoration. Authenticity guaranteed.  An excellent collector's quality BIG Megalodon tooth.  Great color and eye appeal!

SC104        Size: 5-7/16"  (4-1/4" W)