Fossil of the Month - Complete Listing

An ultra rareTenontosaurus tilletti  "chest" consisting of the scapula, 13 ribs, and 6 vertebra as found on its original Cloverly Formation matrix. A March Fossil of the Month. Tenontosaurus is an early Cretaceous basal iguanodontid dinosaur, and it was the primary prey for Deinonychus. This specimen was prepared to thoroughly expose the chest area bones. Bones were exposed 2" above the matrix which makes a great 3D display. Minor crack fill. The ribs are as found with no extra fill used. No restoration. Legally collected on private land in the Clovery Fm., Carbon Co., Montana. Authenticity guaranteed.  A very rare collector's display piece. You don't see Tenontosaurus fossils very often. Note - This specimen has a custom steel display stand as shown. This specimen weighs 35 lbs. A supplemental shipping fee will be required for international orders.

DTE01         SIZE: 19-1/2" x 13"

Note - Adding 6 Tenontosaurus dinosaur foosils in March 2026.    Link to Herbiovore teeth

An ultra rare, Top Quality Torvosaurus gurneyi tooth from the Jurassic (Kimmeridgian) of Portugal. A March Fossil of the Month. This completeTorvosaurus crown measures 2". The enamel is highest quality. Excellent black color. Excellent extra large posterior and anterior serrations. Note - the anterior carina end about 2/3 of the way down from the tip. The diagnostic for a Torvosaurus tooth. Excellent overall enamel condition. A small tip repair (see UV photo). The serration reconstruction is exceptional. No restoration. Torvosaurus was a large predator during the late Jurassic with large teeth designed to slash predators. Collected in the Lourinha Fm., Port Dinheiro, Lourinha, Portugal . Authenticity guaranteed.  A very difficult species to find. This specimen weighs 2 lbs. A supplemental shipping fee will be required for international orders.

DL61         SIZE: 2"   

Note - Adding 2 Jurassic Torvosaurus teeth in March 2026.   Link to Allosaurus - Torvosaurus teeth

A rare Top Quality Archaeodontosaurus rooted sauropod tooth from the Madagascar. A March Fossil of the Month. Archaeodontosaurus is a large sauropod known from the Middle Jurassic (Bathonian) Isalo III formation, characterized by teeth that appear adapted for browsing, similar to some earlier sauropodomorphs. This rooted tooth has an incredible "leaf" shaped crown. The enamel is exceptional quality. Excellent brown color. One root crack is stabilied. No restoration. Collected in the Ambondroman Region, Madagascar. Authenticity guaranteed. A rare rooted collector's tooth. Note - a Riker display frame is included.

MAD01         SIZE: 1-13/16"   

Link to Sauropod teeth

An EXTRA LARGE, GEM QUALITY Ceratonurus sp. trilobite. Another collector's favorite spiny trilobite. A March Fossil of the Month. The preparation is German with all original colors and no restoration. Fourteen large spines fully exposed requiring many dozens of hours of air abrasion. You can see the natural bumps along the long spine were preserved. One of the most difficult species to prepare. Excellent shell and spine preservation. Large size. A rare species! The ultimate Middle Devonian (390 mya) spiny trilobite from the Atchana area, Atlas Mts., Morocco. Authenticity guaranteed. One of my favorite spiny trilobites!  Note - specimen weights 2.5 lbs. International orders will require supplemental postage. Please inquire.  

XM79          Size: 2-1/2"   (3" wide)

Adding 4 top quality Moroccan trilobites in March 2026.     Link to Moroccan trilobites.

An EXTRA LARGE, GEM QUALITY Comura bultyncki trilobite. The collector's favorite spiny trilobite. A March Fossil of the Month. The preparation is German with all original colors and no restoration. Dozens of large spines fully exposed requiring many dozens of hours of air abrasion. One of the most difficult species to prepare. The Comura has very ornate spiny trilobite design with excellent compound eyes! Excellent shell and spine preservation. Large size. A scarce species! The ultimate Middle Devonian (390 mya) spiny trilobite from the Oufaten area, Atlas Mts., Morocco. Authenticity guaranteed. One of my favorite spiny trilobites and one of the best Comura trilobites that I have seen!  Note - specimen weights 2.5 lbs. International orders will require supplemental postage. Please inquire.  

XM05          Size: 2-1/4"   (1-3/4" wide)

Adding 4 top quality Moroccan trilobites in March 2026.     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 March 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 Timhrazit, Maider, Alnif, Morocco. Authenticity guaranteed. One of my favorite spiny trilobites!  Museum Quality. Note - specimen weights 1.4 lbs. International orders may require supplemental postage added to Free Shipping. Please inquire.  

XM75          Size: 2-1/8"   (1-1/4")

Adding 4 top quality Moroccan trilobites in March 2026.     Link to Moroccan trilobites.

A LARGE, very rare Top Quality, Camptosaurus toe claw (pes claw). A March Fossil of the Month. Camtposaurus is a Jurassic ornithischian dinosaur related to the "duck bill" dinosaurs. It grew about 16 feet in length, and its name means "flexible lazard". It was a long-legged, bidel herbivore that relied on speed and agility to avoid predators. This Camptosaurus  toe claw measures 3-5/8". These claws resemble carnivore claws. Highest quality bone. Great rich dark brown color. Excellent overall condition. No repair or restoration with minor crack fill. Legally collected on private land in the Morrison Fm., Albany, Wyoming. Authenticity guaranteed. A fantastic specimen. You don't see these claws very often!  

DL51         SIZE: 3-5/8" straightline  ; Proximal end = 1-3/4" x 1-3/8" 

Note - Adding 3 Jurassic dinosaur claw fossils in March 2026    Link to Dinosaur claws

A rare, LARGE Top Quality Anzu wyliei hand (manus) claw from the Hell Creek Fm. of So. Dakota. A February Fossil of the Month. Anzu is referred to as the "Chicken from Hell". An excellent manus claw - this one is the "thumb" claw. Excellent rich tan color with charcoal highlights and patina. This specimen has excellent perservation - no pitting, nicks or wear. Professional tip repair. No restoration. A top quality, collector's claw 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., Harding Co., So. Dakota. Authenticity guaranteed. Note - a Riker display frame will be included. 

DA01       Size: 2-7/8" (straightline)    (3-7/16" on curve) Proximal end height = 1-9/16"

Note - Adding 8 Anzu wyliei claws in February 2026.      Link to Anzu wyliei claws.

A rare, EXTRA LARGE, Top Quality Anzu wyliei toe (pes) claw from the Hell Creek Fm. of So. Dakota. A February Fossil of the Month. Anzu is referred to as the "Chicken from Hell". An excellent pes claw. Excellent rich tan color with charcoal highlights and patina. This specimen has excellent perservation - no pitting, nicks or wear. Note - there is a tip repair repair. No restoration. A top quality, collector's claw 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., Harding Co., So. Dakota. Authenticity guaranteed. Note - a Riker display frame will be included. Maximum size!

DA06       Size: 3-3/4" (straightline)    (4-7/16" on curve) Proximal end height = 1-9/16"

Note - Adding 8 Anzu wyliei claws in February 2026.      Link to Anzu wyliei claws.

A rare, EXTRA LARGE, Top Quality Anzu wyliei toe (pes) claw from the Hell Creek Fm. of Montana. A February Fossil of the Month. Anzu is referred to as the "Chicken from Hell". An excellent pes claw. Excellent rich brown color and patina. This specimen has excellent perservation - no pitting, nicks or wear. Note - there is a very small tip repair repair. No restoration. A top quality, collector's claw 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., Powder River Co., Montana. Authenticity guaranteed. Note - a Riker display frame will be included. Maximum size!

DA06       Size: 3-3/4" (straightline)    (4-1/4" on curve) Proximal end height = 1-1/2"

Note - Adding 8 Anzu wyliei claws in February 2026.      Link to Anzu wyliei claws.

An ultra rare Top Quality, LARGE Allosaurus fragilis hand claw (manus claw). A February Fossil of the Month. This Allosaurus manus claw measures 5-7/8". Good quality bone. Nice rich gray - brown color. Excellent overall condition. Tip restoration and minor crack fill. No restoration. Allosaurus was the apex predator during the late Jurassic. Legally collected in 1980 on private land in the Morrison Fm., Moffat Co., Colorado. Authenticity guaranteed. An excellent specimen!  Note -  A Riker display frame is included.

DL41         SIZE: 5-7/8" (straightline) ; 6.8" on curve;   (2-1/4" proximal end height)  

Note - Adding 7 Jurassic dinosaur claws in February 2023    Link to Dinosaur bones

A very rare Top Quality, Allosaurus fragilis toe claw (pes claw). A February Fossil of the Month. This Allosaurus toe claw measures 3-1/2". Highest quality bone. Great rich black - brown color. Exceptional overall condition. No repair or restoration with some crack fill. Allosaurus was the apex predator during the late Jurassic. Legally collected on private land in the Morrison Fm., Bone Cabin Quarry, Wyoming. Authenticity guaranteed. A fantastic specimen!  Note -  A Riker display frame is included.

DL42         SIZE: 3-1/2" (straightline) ;  (1-1/2" proximal end height)  

Note - Adding 7 Jurassic dinosaur claws in February 2023    Link to Dinosaur bones