Search results for: 'april guid hopei 4'

An EXTRA LARGE, Top Quality Thescelosaurus neglectus pes ungual (foot claw) from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This claw is excellent quality with excellent color and patina.  One stress crack which was stabilized stabilized - no repair or no restoration. A super rare, extra large Thescelosaurus pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An exceptional collector's quality Thescelosaurus claw. Maximum size. Note - claw comes with a Riker type frame. Authenticity guaranteed. Note - Thesc unguals are described as flat triangles.(see Thesc-Pachy claw differentiation discussion below). 

DI21 BoP       SIZE: 2-1/2"    (1-1/4" W)

Note - Adding 4 new Thescelosarus claws in July 2018.       Link to Thesc fossils catalog

A RARE, Top Quality Acheroraptor temertyorum (raptor) tooth. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors. This tooth is 1/4"+ which is a typical size. The enamel is excellent with a great brown color. Multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. See unique crown characteristic discussion below. No cracks. No repair. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Note - 2013 Acheroraptor description paper attached below. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR15       SIZE: 1/4"+

Note - Adding 9 new Acheroraptor teeth in May 2023      Link to Raptor (Dromaeosaur) catalog.

A Large, Top Quality Allophyllus flexifolia leaf from the Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Allophyllus flexifolia is a Soapberry tree from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. A special old collection display piece! Note - this item weighs 2.25 lbs and will have an international shipping surcharge added to free shipping. Please note that quarries are now shut down.

GL35     SIZE: 5-3/8" x 1-13/16"      Plate size: 6-1/4" x 4-1/8"

Note - Adding 24 Green River Fm. Fossil leaves in September 2023 --> Link to Green River Fossil Leaves

A RARE, Top Quality Acheroraptor temertyorum (raptor) tooth. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors. This tooth is 1/4" which is a typical size. The enamel is excellent with a great dark brown color. Multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. See unique crown characteristic discussion below. No cracks. No repair. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Note - 2013 Acheroraptor description paper attached below. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR20        SIZE: 1/4"+

Note - Adding 10 new Acheroraptor teeth in August 2022      Link to Raptor (Dromaeosaur) catalog.

A very rare, Top Quality Tyrannosaurus rex  tooth with a wicked break away; a possible sign of T.rex fighting breakage. This tooth measures 2-1/4". The enamel has excellent color and patina. Excellent anterior and posterior serrations. Base cross-section is a wide oval. One crack. No restoration. A top quality tooth! T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Harding, So. Dakota. Authenticity guaranteed. Note - a Riker frame display is included. 

DT09        SIZE:  2-1/4"   (Base: 7/8" x 1/2"+)

Note - Adding 8 T. rex teeth in March 2024.    Link to T. rex teeth -->  T. rex teeth

A Top Quality, Triceratops horridus jaw section (maxilla section) from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek formation which is known for the large frill protecting its neck. This is a great jaw section with excellent detail preserved and excellent color / patina. You can see the four complete tooth channels which are approximately 5/8" wide which is a characteristic of Triceratops and distinguishes it from a Hadrosaur which is closer to 1/4" wide. Triceratops bones are more difficult to find. No repair or restoration. 100% natural specimen. Legally collected on private land in Garfield Co., Montana. Authenticity guaranteed. 

DC33         SIZE: 3-3/4" wide  x 1"

Note - Adding 14 new Triceratops fossils in November 2024.       Link to Triceratops fossils catalog

An ultra rare Top Quality, Allosaurus fragilis finger III (including the manus claw and two non-associated digits). A February Fossil of the Month. This Allosaurus finger III measures 6". The manus claw measures 2-15/16" with exceptional bone quality. Rich black-brown color. Excellent overall condition. The tip was repaired. Both hand bones are complete with no rapair. Allosaurus was the apex predator during the late Jurassic. Legally collected on private land in the Morrison Fm., Bone Cabin Quarry, Albany Co., Wyoming. Authenticity guaranteed. A very special collector's specimen!  Note - A Riker display frame is included.

DL42     Finger III Size: 6"  ;  Claw Size: 2-15/16" X 1-1/2" height  ; Digits size:  2-1/4" & 2" 

Note - Adding 4 Allosaurus / claws in Februaru 2025.     Link to Dinosaur bones

A RARE, Top Quality Saurornitholestes sp. (raptor) tooth from New Mexico. Saurornitholestes is a close relative of Velociraptor. This tooth is 1/4" which is a typical size. The enamel is excellent with a great tan color. This species is known for large posterior serrations that will turn upwards. Excellent posterior (distal) and very good (top 2/3) anterior (mesial) serrations. No repair or restoration. This is a late Campanian age tooth (approx. 76 MYA). Legally collected on private land in the Fruitland Fm., San Juan Co., New Mexico. Authenticity guaranteed. This is your chance to own a rare, top quality Saurornitholestes tooth from New Mexico.  Note - A gem jar will be included as photographed.

DNM1        SIZE: 1/4"+

Note - Adding 9 new Saurornitholestes teeth in May 2025     Link to Raptor (Dromaeosaur) catalog.

An incredible natural Speetoniceras vericolor ammonite showing the intricate external chamber structure from Russia. The rock exhibits a beautiful perservation of the shell. An extra wide (thick) shell. Matrix free. A gorgeous display item!  Authenticity guaranteed.

X281         Size: 4-5/8"  (1-5/8" W)

None - International shipping will be discounted.

A LARGE, Top Quality, Large Hemipristis lower jaw anterior tooth from the Sharktooth Hill area, near Bakersfield, California. Excellent color!  A very difficult Sharktooth Hill species to find!  Authenticity guaranteed.

ST501       SIZE: 1-7/16" 

Note - Adding  4 new STH Hemipristis teeth in October 2023.    Link to STH Hemipristis teeth

An EXTRA LARGE, modern Bluntnose Sixgill Cow shark, Hexanchus griseus. A deepwater shark. Lower jaw tooth. Bright white color. Near perfect tooth. Authenticity guaranteed. (1 Bluntnose Sixgill Cow tooth available)

MSG01      SIZE: 1-3/4"

Note - Adding 15 new modern shark species in January 2024 -> Link to modern shark teeth

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Tarrant Co., Texas. An excellent example of this Middle Cretaceous Woodbine Fm. shark. A lateral tooth. Authenticity guaranteed. Perfect tooth.

T069           SIZE: 3/4"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth