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

A beautifully prepared, TOP QUALITY Walliserops lindoei trilobite, the "short trident Comura".  One of the collector's favorite spiny trilobites. A November Fossil of the Month. Walliserops lindoei is an unusual looking species with three rows of spines run down its back and a trident-like fork extending from the front of the cephalon. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. Great natural black shell with excellent luster.  A very difficult species to prepare. Excellent shell and spine preservation. Excellent compound eyes. Good size. A scarce species! One of the ultimate Middle Devonian (380 mya) spiny trilobite from the Foum Zguid, Morocco. Authenticity guaranteed. One of my favorite spiny trilobites!  Museum Quality. Note - specimen weights 1.7 lbs. International orders may require supplemental postage added to Free Shipping. Please inquire.  

XM75          Size: 1-7/8"   (1")

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

"The Color Collection - South of the River"  A TOP QUALITY, Carcharodon (Isurus) hastalis tooth with an excellent mix of brown & tan colors from the Sharktooth Hill area, Bakersfield, California. The root is very well preserved with a brown color. Very clean crown. A large gum line on rear. Excellent overall preservation.  No repair or restoration. Authenticity guaranteed. 

ST040      SIZE: 1-1/4"  

Note - Adding 35 Sharktooth Hill Hastalis teeth in June 2021.    Link to STH Hastalis teeth.

"The Color Collection - South of the River"  A TOP QUALITY, Carcharodon (Isurus) hastalis tooth with an excellent mix of tan & brown colors from the Sharktooth Hill area, Bakersfield, California. The root is very well preserved with a brown color. Very clean crown. A large gum line on rear. Excellent overall preservation. No repair or restoration. Authenticity guaranteed. 

ST038      SIZE: 1-9/16"  

Note - Adding 35 Sharktooth Hill Hastalis teeth in June 2021.    Link to STH Hastalis teeth.

An incredibly sized GEM Great White shark tooth from Chile. This ULTRA RARE, MONSTER sized Great White tooth measures ~2-3/4" - a huge upper jaw PRINCIPAL ANTERIOR tooth. My finest remaining XL blue site tooth. The BEST of the BEST!

C1202          Size: 2-11/16" (2" W)

A rare Top Quality, BIG CLASSIC Chile Megalodon tooth from the phosphate layer, Bahia Inglesa Fm., Caldera area, Chile. This tooth is nicely displayed on its original phosphorite matrix. Note - the pebbly phosphorite makes an interesting base which elevates the tip about 15 degress for a great display. A gorgeous light tan colored crown with no enamel peel. High quality enamel with very light mineral staining (as shown). The bourlette is an excellent deep mahogany brown color, large and 85% complete. The serrations are razor sharp and complete with an excellent tip serration. The root is rich red-brown color, extra wide (5") with excellent surface articulation, and 100% complete. Fantastic color. Exceptional "eye appeal". Great symmetry. No repair or restoration. A Museum Quality BIG Chilean Megalodon tooth from the old days! Note - these incredible BIG Chilean collector's Megs simply do not exist any more! Great display. Authenticity guaranteed. A fantastic display. Unfortunately there are no more teeth coming from this site!

C101 BoP      Size:  6-3/8"  (5" W)

Note - Adding two Chilean Megs in Feb. 2020.  ->  Link to Chile Megs

A Quality Galeocerdo cuvier, the Tiger shark, tooth from Baja, Mexico. Good quality enamel. A nice tan & white colored crown and root. Great color! Sharp serrations. Great eye appeal. A Baja collector's Tiger shark tooth. No repair or restoration. This tooth was found in the Gloria Fm. - Pliocene (2.2 MYA).  Authenticity guaranteed. A Tiger shark tooth from a rare locality!

MX213       SIZE: 13/16"  

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark 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 Quality Isurus oxyrinchus, the Shortfin Mako, an anterior tooth from Baja, Mexico. Good quality enamel. A nice tan color with a tan root. Good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A nice collector's tooth from a rare locality.  

MX229        Size: 13/16"

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

A Quality Isurus oxyrinchus, the Shortfin Mako, a posterior tooth from Baja, Mexico. Good quality enamel. A nice tan color with a tan root. Good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A nice collector's tooth from a rare locality.  

MX230        Size: 11/16"

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

A TOP QUALITY Bone Valley Megalodon upper jaw tooth from Polk Co., Florida. A rare Green colored tooth. Highest quality enamel. The bourlette is a two-tone tan color and 100% complete. Excellent color! The serrations are large & razor sharp with a damaged tip serration. Good serrations. The root is complete with no hydration cracks. An excellent Miocene Megalodon tooth. Excellent symmetry. 100% natural. NO repair or restoration! A color collector's Meg tooth from Bone Valley. Authenticity guaranteed. 

F019       SIZE: 2-1/16"  

Note - Adding 15 Bone Valley Megalodon teeth in December 2020   -->   Link to Bone Valley Megalodon Teeth

A TOP QUALITY Bone Valley Megalodon upper jaw tooth from Polk Co., Florida. An excellent tan colored tooth. Highest quality enamel. The bourlette is a brown color and 100% complete. Excellent color! The serrations are large & razor sharp with a damaged tip serration. Very good serrations. The root has a damaged corner and a small hydration crack. An excellent Miocene Megalodon tooth. Excellent symmetry. 100% natural. NO repair or restoration! A color collector's Meg tooth from Bone Valley. Authenticity guaranteed. 

F017       SIZE: 2-11/16"  

Note - Adding 15 Bone Valley Megalodon teeth in December 2020   -->   Link to Bone Valley Megalodon Teeth

A rare TOP QUALITY, Great White shark transition tooth, Carcharodon hubbelli. An upper jaw tooth. This C. hubbelli tooth has small serrations at the base of the cutting edge that disappear towards the tip. This tooth has an excellent tan colored crown and tan root. Fantastic color! No repair or restoration. Authenticity guaranteed. An exceptional Great White transition form!  It will be extremely difficult to locate Carcharodon hubbelli since there is no new supply. A good tooth to pair with GW tooth (C. cacharias) C217 for a transition set.

C208T           SIZE: 1-13/16"

Note - Adding 10 new C. hubbelli (GW transition) teeth in April 2023      Link to GW Transition Teeth