Search results for: 'mark tan one way guid online'

"The CLASSIC BIG DEVONIAN TRILOBITE" A LARGE, TOP QUALITY Drotops megamanicus trilobite on original matrix. It is beautifully prepared and fully exposed. Preparation is excellent with all original colors and no restoration. Incredible detail and completeness. Color is the natural black shell. Compound eyes are exceptionally preserved showing center dimples (see photos). All natural - an incredible display piece - only minor prep touch up requried. Middle Devonian age. Authenticity guaranteed. Museum Quality. A TOP QUIALITY BIG Moroccan trilobite from Issoumour, Alnif area. A fantastic Drotops megamanicus specimen. One of the best that I have offered!   Note - specimen wights 2.7 lbs. International orders will require supplemental postage. Please inquire.

XM51       Size: 4-3/4"  (2-5/8" Wide)

Adding 31 quality Moroccan trilobites in April 2025.     Link to Moroccan trilobites.

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

An EXTRA LARGE, rare Top Quality Camarasaurus tooth, a late Jurassic sauropod tooth from the Morrison Fm. A September Fossil of the Month. Camarasaurus had robust spoon shaped teeth to tear tough vegetation. This tooth is complete with incredible surfaces. The enamel is highest quality. Great rich black color. Exceptional enamel articulation. There was a small repair at the base of the root only. No repair or restoration to the crown. Legally collected on private land in the Morrison Fm., Bone Cabin Quarry, Wyoming. Authenticity guaranteed.  Note - a Riker display frame is included. This is a big adult tooth - extra wide. One of the finest quality examples that I have seen!

DL18         SIZE: 2-5/8"   (1-3/16" wide)

Note - Adding 9 Jurassic dinosaur teeth & bones in September 2024.    Link to Sauropod teeth

A Top Quality Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. An October Fossil of the Month. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 2-3/8" - an excellent Tyrannosaur tooth. The enamel is high quality with excellent color. Anterior serrations and posterior serrations are excellent. Serrated to the tip. Note - the top has some minor planting etching and there is one natural wear facet on the side (very typical for the Campanian Tyrannosaurs). No cracks, repair or restoration. Legally collected on private land in the Judith River Fm., McCone Co., Montana. Probably an excellent Gorgosaurus tooth based on size and roundness of the tooth cross-section. Also found at a site that produced a Gorgosaurus skeleton. Authenticity guaranteed. An excellent BIG tooth. A Riker display frame is included.

DY04        SIZE: 2-3/8"  (Base: 7/8" x 5/8")

Note - Added 14 new Tyrannosaur teeth in October 2021.       Link to Tyrannosaur teeth catalog.

A "Flying" Top Quality, EXTRA LARGE Zilchovaspis rogusa trilobite from Morocco. A November Fossil of the Month. It has German controlled preparation and retains all natural color and detail. The bottom of this trilobite has been cleaned out and it sits on an 1" matrix pedestal. Preparation easily took many dozens of hours to clean this specimen. Incredible prep work! All natural. A Lower Devonian trilobite. One of my favorite Devonian species. Authenticity guaranteed.  Note - Specimen weighs 1.2 pounds and a supplemental international shipping surcharge will be applied tp Free Shipping. The largest Zilchovaspis rogusa trilobite that I have seen. A massive trilobite!

XM72       Size: 4-1/2" straightline ; 6" on curve (2-3/4" wide)

Adding 9 quality Moroccan trilobites in November 2025.     Link to Moroccan trilobites.

A Very Rare, TOP QUALITY Spinosaurus aegyptiacus hand (manus) claw from the Kem Kem region of Morocco. A February Fossil of the Month. An exceptional manus claw with fantastic color. An extra wide and heavy claw. No breaks. Two cracks are stabilized. All original with no filler. Excellent rich tan & red colors. Exceptional surface - no pitting, nicks or wear! Fantastic patina. Fully inflated. No repair or restoration. 100% natural which is extremely rare for a Spinosurus claw. An exceptional quality, collector's claw. One of the finest quality manus claws that I have seen. Check out our selection of top quality Spinosaurus claws! Authenticity guaranteed.  Note - a Riker frame will be included. You do not see fine quality Spinosaurus claws very often. The claws being sold are typically mostly restored and most often very poorly restored specimens. This is what a real Spinosaurus claw looks like! Museum Quality. The Best of the BEST!

M1249 BoP      Size: 4-5/16"  (straightline)  

Link to Spinosaurus fossils

A 3-3/16" GEM Harleyville Auriculatus tooth.  A 2nd August Fossil of the Month. An exceptional upper jaw anterior tooth. Gorgeous tan colored crown with a red brown colored bourlette, and red root. Highest quality enamel! Exceptionally colored & preserved. The serrations are large and razor sharp with an good tip serration. The root is complete and well preserved. A killer color tooth from the Lafarge quarry. It is very hard to find these teeth in perfect condition. Museum Quality. A colorful, extra large collector's Harleyville Auriculatus tooth! Best of the BEST!   Rare size. Authenticity guaranteed.

SC405  BoP            SIZE: 3-3/16"

A Top Quality, Rare Pachychephalosaurus wyomingensis spike 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 spike has excellent color / patina. It is a nearly complete specimen with no cracks or breaks. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Pachychephalosaurus spike. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed.

DP40       SIZE: 1-1/2"   (7/8" W) 

Note - Adding 6 new Pachy spikes / teeth in February 2025.       Link to Pachy fossils catalog

A Top Quality Trichechus sp. rib bone - Manatee from the Withlacochee River, Florida. Highest quality, nicely articulated, and nearly complete. Pleistocene age (1.6 mya). No repair or restoration. Authenticity guaranteed. 

F962       SIZE: 14" length (on curve)  x  2-1/4" width

Note - Adding shark vertebra, whale, Manatee, Marlin & shrimp fossils in January 2024.  ->  Link to Shrimp Burrow

A Top Quality Edmontosaurus annectens tail (dorsal) vertebra from the late Cretaceous of North America. A May Fossil of the Month. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. Bone quality is excellent. Processes are nearly ntact. Minor crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An exceptional collector's quality Edmontosaurus vertebra. Authenticity guaranteed. This vertebra comes with a custom steel stand as in the photos. Weighs 6.8 lbs. International customers will need to pay a shipping suplement.

DH51        SIZE: 16" (height) x 5-1/4" (wide) & 3-1/4" (length)  Height on stand = 19-1/4".

Note - Adding 21 Edmontosaurus bones / claws in May 2025.       Link to Edmontosaurus fossils catalog

A GEM rolled Phacops trilobite on a Silica Shale matrix. Check out the detail of the compound eyes - Exceptionally preserved. The quality of the Silica Shale Fm. trilobites are incredible. A TOP QUALITY specimen from the Middle Devonian (380 mya), Silica Shale Fm. from Lucas Co., Ohio. A collector's must have item!

X112           Size: 1-1/4"

A colorful, Top Quality Carcharodon hastalis tooth from the Ica region of Peru. An incredible tan colored crown and a tan root. Fantastic color! Sharp cutting edges. Excellent definition and preservation. An excellent upper jaw anterior tooth. No repair. Authenticity guaranteed. An excellent colorful collector's Mako tooth. 

P314              SIZE: 1-1/2"

Adding 20 Carcharodon hastalis teeth in August 2021.      Link to Peruvian Hastalis teeth.