Search results for: 'mako than one way good only'

A rare EXTRA LARGE, Top Quality Heterodontus dorsal spine - the Horn shark from the Sharktooth Hill area, near Bakersfield, California. These Heterodontus spines only occasionally fossilize and they are quite rare. A great defensive weapon for the Horn shark! No repair or restoration. Authenticity guaranteed. The Sharktooth deposits produce the largest and best fossil Horn shark spines. This is a huge spine!

ST115        SIZE: 3-1/8"

Note - Adding 4 Heterodontus dorsal spines in February 2022.  Link to Heterodontus fossils

An ultra rare, Top Quality Ankylosaurus magniventris rooted tooth from the late Cretaceous of North America. A June Fossil of the Month. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds. Note - These incredibly sized dinosaurs had small teeth and this rooted tooth is from a juvenile Ankylosaurus. The enamel is the highest quality with excellent color / patina. The crown has no wear facet. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur tooth. Note - tooth comes with the gem case pictured. Rooted Ankylosaurus teeth are quite rare.

DK11      SIZE: 1/4"    (1/8" wide)

Note - Adding 9 new Ankylosaur / Nodosaur fossils in June 2024.       Link to Ankylosaur fossils catalog.

A Top Quality, Extra Large rare transition GW tooth, Carcharodon hubbelli. An upper jaw anterior tooth. Another December 2017 Fossil of the Month. The C. hubbelli serrations are full at the base of the cutting edge, transition to fine serrations at mid crown and disappear towards the tip. This tooth has an excellent blue colored crown ("blue site"), brown root, and a vivid dark maroon "gum line". Excellent color. No repair. Authenticity guaranteed. An exceptional GW transition form!  It will be extremely difficult to locate another large, top quality Carcharodon hubbelli since the few that exist are buried in collections. 

C201T  BoP            SIZE: 2-9/16"

A rare Top Quality, transition GW tooth, Carcharodon hubbelli. An upper jaw anterior tooth. The C. hubbelli serrations are full at the base of the cutting edge, transition to fine serrations at mid crown and disappear towards the tip. This tooth has an excellent tan colored crown and brown root with well pronounced maroon colored gum line. Excellent color. The crown edge starts with two oversized serrations at the base and quickly transforms into "Escheri-like" wavy serrations. An early stage transition form. No repair. Authenticity guaranteed. An exceptional GW transition form!  It will be extremely difficult to locate Carcharodon hubbelli since there is no new supply. 

C204T  BoP         SIZE: 1-15/16"

A Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds, and a body covered with this bony armor. A complete body osteoderm plate from a juvenile Ankylosaurus. The bone is excellent quality with excellent color and patina with some stream erosion. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK33         SIZE: 1-1/4"  x  1"

Note - Adding 16 new Ankylosaur - Nodosaur fossils in January 2023.       Link to Ankylosaur fossils catalog.

A Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds, and a body covered with this bony armor. A body osteoderm section from a juvenile Ankylosaurus. The bone is excellent quality with excellent color and patina. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK31         SIZE: 1-1/2"  x  1-1/8"

Note - Adding 9 new Ankylosaur - Nodosaur fossils in June 2024.       Link to Ankylosaur fossils catalog.

A Top Quality Ankylosaurid osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurids had their body covered with this bony armor. A body osteoderm section from a juvenile Ankylosaurid . The bone is excellent quality with excellent color and patina. It has an  excellent keel like design and is very thick. Some crack fill.. Legally collected on private land in the Horseshoe Canyon Fm., Alberta, Canada. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm.  Disposition number 000028-0000029.

DK21c         SIZE:  3-5/8"  x  2-1/2" x  1-1/8" Height

Note - Adding 7 Ankylosaur osteoderms in August 2025.    Link to Ankylosaur fossils catalog.

A LARGE, High Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaurus. The bone is excellent quality with excellent color / patina. No cracks or restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Ankylosaurus osteoderm. I do not see large ostederms very often.

DK26         SIZE: 5"  x  4-1/2"  x 5/8"

Note - Adding 7 new Ankylosaurus - Nodosaur osteoderms in August 2025.       Link to Ankylosaur fossils catalog.

"The Twist"  A rare Top Quality PATHOLOGIC Auriculatus tooth from Harleyville, So. Carolina.  An incredible twisted tooth. An excellent gray colored crown with a black colored bourlette, and a black colored root. Highest quality enamel. Excellent color & preservation. The serrations are large and razor sharp including the tip. One large side cusp. The root is complete and very well preserved. It is very hard to find these teeth in perfect condition. Near perfect tooth. A rare collector's Harleyville Auriculatus tooth! Authenticity guaranteed. Another prime shark tooth site that is no longer accessible to collectors.

SC421                   SIZE: 1-9/16"

Note - Adding 12 Harleyville Auriculatus teeth in July 2022.     Link to the Harleyville Auriculatus teeth.

A rare, High Quality CLASSIC Chile Megalodon tooth from the phosphate layer, Bahia Inglesa Fm., Caldera area, Chile.  A gorgeous light tan colored crown with no enamel peel. High quality enamel. The bourlette is an excellent mahogany brown color, large and 100% complete. The serrations and tip are razor sharp and complete. The root is excellent red-orange color with excellent articulation and 100% complete. The root is excellent, but the root ends cracked while removing matrix on rear. Great"eye appeal". Repair - root ends glued. Authenticity guaranteed. A High Quality Chilean Megalodon tooth from the old days! Note - these incredible Chilean collector's Megs simply do not exist any more! Authenticity guaranteed. Unfortunately there are no more teeth coming from this site!

C105       Size:  2-9/16"  (2-5/16" W)

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

An incredible TOP QUALITY, EXTRA LARGE Megalodon upper jaw PRINCIPAL ANTERIOR tooth from So. Carolina. A March Fossil of the Month (FOTM).  A fantastic Charcoal Gray and Black colored crown. Highest quality enamel. The bourlette is black and 60% complete. The serrations are razor sharp with a good tip serration. Exceptional serrations for a big Meg. The root is complete and extra wide (4-3/4" W). Good symmetry. This is an excellent big Megalodon tooth. Weighs 1 lb. 100% natural. NO repair or restoration! AN EXCEPTIONAL BIG collector's MEG from So. Carolina. MUSEUM QUALITY. The BEST of the BEST Big Meg!  There are not too many BIG, top quality Megalodon teeth (no repair) to go around!  Authenticity guaranteed. 

SC004 BoP       SIZE: 6-3/16"  (4-3/4'' W)

"The Color Collection - North of the River"  A TOP QUALITY, lower jaw anterior Isurus planus tooth from the Sharktooth Hill area, California. Beautiful colorful blue crown with an excellent brown colored root. Excellent preservation. A Middle Miocene age tooth. Incredible color!  An excellent collector's Mako tooth. Authenticity guaranteed. 

ST334                SIZE: 1-3/8"

Note - Adding 27 colorful Isurus planus teeth in December 2023.  -->  Link to Isurus planus teeth.