Fossil of the Month - Complete Listing

A "Flying" TOP QUALITY Walliserops trifurcatus trilobite, the "trident Comura".  A November Fossil of the Month and one of the collector's favorite spiny trilobites. Walliserops trifurcatus is an unusual looking species with three rows of of spines run down its back and a trident-like fork extending from the front of the cephalon. The preparation is German controlled with all original colors and no restoration. Exceptional completeness and preservation. Great natural black shell with excellent luster. The bottom of this trilobite has been cleaned out and it sits on an 1" matrix pedestal. A very difficult species to prepare. Excellent shell and spine preservation. Compound eyes are very good. Good size. A rare 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.  On Hold

XM06          Size: 3-1/4"  x  1-1/4"

Adding 9 top quality Devonian age Moroccan trilobite species.  -->  Link to Moroccan Trilobites.

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.

A GEM Quality, Colorful Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. An October Fossil of the Month. This tooth measures 1-1/2" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is highest quality with exceptional color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Blaine Co., Montana. Authenticity guaranteed. An incredible collector's tooth. A Riker display case is included.

DY13         SIZE: 1-1/2"   (Base: 5/8" wide)

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

A rare, incredibly preserved, juvenile Woolly Mammoth (Mammuthus primigenius), an early elephant, tusk found in North Sea. An October Fossil of the Month. Mammoths were present in this area during the Late Pleistocene Ice Age. Fatastic natural color!  A complete tusk with natural wear on the tip. Completely fossilized. Weighs 1.5 lbs. No repair or restoration. Authenticity guaranteed. An excellent collectors specimen and a very attractive display piece.  Note: an international supplemental shipping cost will be calculated.

X619         Size: 9-3/8" Length (straightline)  x  1-1/4" Wide ;  Height on stand = 10-1/2"

Note - Posting 8 Mammoth / Mastodon teeth in October 2025.   Link to Mammoth fossils.

An Ultra Rare, TOP QUALITY Spicomellus afer spike osteoderm from the earliest known Ankylosaur found in the Boulemane region of Morocco. An October Fossil of the Month.  An excellent spike with an incredible natural black color and patina. The surface quality is exceptional with no pitting, nicks or wear! Fully inflated. Simple crack fill. No restoration. An exceptional quality, collector's spke. Authenticity guaranteed. Spicomellus afer specimens are quite rare and only a few have been found. This is what a real Spicomellus afer spike looks like.  Jurassic age (Bathonian) - 166 MYA. Found in the El Mers Group (formation), Boulahfa, So. of Boulemane, Fes Meknas, Morocco.

M1301c      Size: 3-5/16"   ;  1-1/8" width  ;  Base width: 3-1/8"

An Ultra Rare, TOP QUALITY Spicomellus afer spike osteoderm from the earliest known Ankylosaur found in the Boulemane region of Morocco. An October Fossil of the Month.  An excellent spike with an incredible natural red color and patina. The surface quality is exceptional with no pitting, nicks or wear! Fully inflated. Simple crack fill. No restoration. An exceptional quality, collector's spke. Authenticity guaranteed. Spicomellus afer specimens are quite rare and only a few have been found. This is what a real Spicomellus afer spike looks like.  Jurassic age (Bathonian) - 166 MYA. Found in the El Mers Group (formation), Boulahfa, So. of Boulemane, Fes Meknas, Morocco.

M1302c      Size: 3-5/16"   ;  1-1/8" width

An Ultra Rare, GEM QUALITY Spinosaurus aegyptiacus hand (manus) claw from the Kem Kem region of Morocco. An October Fossil of the Month.  An excellent manus claw with excellent red color and patina. The surface quality is exceptional with no pitting, nicks or little wear! Great patina. Fully inflated. The articulated end is complete. One crack. No restoration. An exceptional quality, collector's claw. Authenticity guaranteed.  Note - a Riker frame will be included. I do not see fine quality Spinosaurus claws very often and this is the best I have seen for several years. This is what a real Spinosaurus claw looks like. Spinosaurus claws with this quality are quite rare!   On HOLD

M1249      Size: 4-7/16"  (straightline)  ;  4-3/4" (curve) ; 1-1/4" (proximal end height)

Note - Adding two top quality Spinosaurus manus claws in January 2025   ->  Link to Spinosaurus fossils

An ULTRA RARE, Top Quality 6-1/16" Caribbean Megalodon tooth - a upper jaw PRINCIPAL ANTERIOR tooth. An October Fossil of the Month. This Megalodon tooth has an incredible very light tan colored crown with charcoal and red-brown highlights. Highest quality enamel with very small hydration cracks. The bourlette is white colored and complete. The Caribbean Megalodon teeth consistently offer the closest to white colored enamel. Fantastic color! The serrations are razor sharp and complete. Excellent serrations overall. The root is a golden tan color, has no hydration cracks, and iscomplete. Note - this tooth has 1/2" of professional restoration of a saw cut  located 5/8" below the tip on the right side (typical for these teeth). Otherwise a perfect tooth. Great symmetry. This Megalodon was found in a commercial limestone quarry in the Caribbean (Miocene age). This is an incredibly colored Caribbean Megalodon tooth. One of finest examples of an ultra rare Caribbean Megalodon tooth that I have seen. An exceptional, rare collector's Megalodon tooth with great color!  Museum Quality Megalodon. Authenticity guaranteed. Note - The limestone is sawed into thin blocks for extraction which totally destroys 99%+ of these Megalodon teeth. The teeth with minimal damage are restored for collectors. A custom display stand is included. One of the best Caribbean Megs that I have had!

CA01       SIZE: 6-1/16"   (4-1/2" wide)

Note- Posting 4 exotic Megalodon teeth in October 2025.    Link to Latest Updates Megalodon teeth

Note- Posting 4 exotic Megalodon teeth in October 2025.    Link to Latest Updates Megalodon teeth

An ultra rare, top quality 5-3/4" Sharktooth Hill Megalodon tooth found in the Round Mountain Silt near Bakersfield, California. A location that produces very few Megalodon teeth and one of the toughest Megs to locate. This tooth was found in the Ernst West quarry. An October Fossil of the Month.  This Megalodon tooth has the highest quality enamel with a great Blue & Tan color. The bourlette is a brown color and nearly complete. The root is nicely articulated and complete. The serrations are complete with a good tip serration - incredible serrations for a large Sharktooth Hill Meg tooth! This is a middle Miocene Meg. Note - the grooves on the root ends and the small root "ears" at the top of the root - a Miocene Meg tooth feature!  Note - a 3/8" enamel section pooped off and was reattached on the right side (1/2" from the root). You do not see large middle Miocene Sharktooth Hill Megs from Bakersfield, California very often. One of the rarest Megs! Authenticity guaranteed. An incredible Museum Quality Sharktooth Hill Megalodon tooth that came out of a 25 year old old collection!  A custom display stand is included. You rarely see a 5"+ Top Quality STH Meg tooth for sale - an extremely rare piece. The largest STH Meg tooth that I have had!

ST451          Size: 5-3/4"   (4-3/4" wide)

Note - Adding two Sharktooth Hill Meg teeth in October 2025.    Link to Sharktooth Hill Meg Teeth.

A very rare,Top Quality Anzu wyliei finger from the Hell Creek Fm. of Montana. A september Fossil of the Month. Anzu is referred to as the "Chicken from Hell", a large Hell Creek Fm. oviraptor. This is the 1st finger with a non-assciated manus claw and digit. The manus claw is top quality with 3/16" of the tip professionally  restored. Excellent rich brown color and patina. All surfaces are fantasic - very rare. This is top quality, collector's Anzu finger from the Hell Creek of Montana. Note - 2014 Anzu wyliei description paper attached below. Check out our selection of top quality Anzu wyleii claws! Legally collected on private land in the Hell Creek Fm., Montana. Authenticity guaranteed. Note - a Riker display frame will be included. 

DA21      Claw Size: 2-3/4" (straightline)  ; Digit Size: 2-5/8"  

Note - Adding 6 Anzu wyliei claws in February.      Link to Anzu wyliei claws.

A very rare,Top Quality Anzu wyliei finger from the Hell Creek Fm. of So. Dakota. A september Fossil of the Month. Anzu is referred to as the "Chicken from Hell", a large Hell Creek Fm. oviraptor. This is the 2nd finger with a non-assciated manus claw and digit. The manus claw is top quality with minor crack fill. Excellent rich brown color and patina. All surfaces are fantasic - very rare. This is top quality, collector's Anzu finger from the Hell Creek of So. Dakota. Note - 2014 Anzu wyliei description paper attached below. Check out our selection of top quality Anzu wyleii claws! Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed. Note - a Riker display frame will be included. 

DA22      Claw Size: 1-7/8" (straightline)  ; Digit Size: 2-5/16"  

Note - Adding 6 Anzu wyliei claws in February.      Link to Anzu wyliei claws.

A rare LARGE, TOP QUALITY Spinosaurus aegyptiacus cervical vertebra from the Kem Kem region of Morocco. A September Fossil of the Month. Highest quality bone which is incredibly well preserved and nearly complete. Fantastic bone quality - the best. Excellent red and tan color. No repair or restoration. A rare collector's Spinosaurus vertebra!  Authenticity guaranteed. One of the finest quality Spinosaurus vertebra that I have seen.  Note - this specimen weighs 6 pounds and will require supplemental postage for international orders.  The BEST!

M1200      Size: 3-7/8" Length ; 10" Wide (5" centrum) ; 8-1/4" Height  (11-1/2" Height on stand)

Note -  Link to Spinosaurus fossils.