Search results for: 'current du01 da02 adding kolkata'

Holmsella sp.; an  Extinct Primitive shark

A very rare shark skin specimen. This matrix piece is covered with dermal denticals. Shark skin impressions with denticals are extremely rare and a Paleozoic age find adds to the rarity.  An exceptional collector's piece from an old collection!

Age: Pennsylvanian (295 mya) ; Dennis Fm.

Location: Hansen Quarry, La Platte, Nebraska

Z144            SIZE: 4" x 2-1/2"

Janassa sp.; an  Extinct Petalodont shark

A very rare tooth. Beautifully articulated. Essentially complete. Matrix free - rare! An extraordinary collector's tooth! New Kansas location.   Reverse Photo.

Age: Pennsylvanian (300 mya) ; Raytown Limestone Fm.

Location: Lenexa, Johnson Co., Kansas

Z120          SIZE: 3/8"

A rare, Top Quality Lagarodus sp., an extinct primitive shark tooth, from the Paleozoic era in Kentucky. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth! 

Age: Upper Mississippian (325 MYA); Somerset Shale Fm.

Location: Hardin Co., Kentucky

Z077      SIZE: 5/16"

Helodus appendiculatus ; an Extinct Hybodont shark. Nicely articulated. A huge, extraordinary specimen! An extraordinary collector's tooth!

Z090          SIZE: 3/4"

A rare TOP QUALITY, Isurus retroflexus tooth, a Longfin Mako, from the Meherrin River, No. Carolina. Upper jaw anterior tooth. Excellent copper red color with exceptional gloss. The root shows very nice detail with the typical distinct enameloid build up on the reverse side. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color. My largest tooth.

NC395                   SIZE: 1-15/16"

A rare TOP QUALITY, Isurus retroflexus tooth, a Longfin Mako, from the Meherrin River, No. Carolina. Upper jaw anterior tooth. Excellent copper red color with exceptional gloss. The root shows very nice detail with the typical distinct enameloid build up on the reverse side. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!   

NC397                SIZE: 1-9/16"

A rare TOP QUALITY, Isurus retroflexus tooth, a Longfin Mako, from the Meherrin River, No. Carolina. Upper jaw anterior tooth. Excellent copper red color with exceptional gloss. The root shows very nice detail with the typical distinct enameloid build up on the reverse side. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!     

NC392       SIZE: 1-1/2"

A rare TOP QUALITY, Isurus retroflexus tooth, a Longfin Mako, from the Meherrin River, No. Carolina. Upper jaw lateral tooth. Excellent copper red color with exceptional gloss. The root shows very nice detail with the typical distinct enameloid build up on the reverse side. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!

NC398               SIZE: 1-7/16"

A rare TOP QUALITY, Isurus retroflexus tooth, a Longfin Mako, from the Meherrin River, No. Carolina. Upper jaw lateral tooth. Excellent copper red color with exceptional gloss. The root shows very nice detail with the typical distinct enameloid build up on the reverse side. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!     

NC391              SIZE: 1-5/16"

A rare Top Quality Carcharomodus escheri, a "serrated Mako" shark tooth - upper jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. The Carcharomodus escheri  was named as a new genus in 2015 based upon a crenulated cutting edge ("wavy serrations"), slender & distally inclined crown, and side cusplets. This tooth has good color and preservation. Sharp cutting edge. The age is late Miocene (approx. 6-8 million years ago). An excellent rare collector's tooth. Authenticity guaranteed. A difficult tooth to source.

N110        SIZE: 1-13/16"

Note - Adding 17 Netherlands Carcharomodus escheri teeth in July 2023.  Link to Netherlands Escheri teeth

A LARGE, rare Top Quality Carcharomodus escheri, a "serrated Mako" shark tooth - upper jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. The Carcharomodus escheri  was named as a new genus in 2015 based upon a crenulated cutting edge ("wavy serrations"), slender & distally inclined crown, and side cusplets. This tooth has good color and preservation. Sharp cutting edge. The age is late Miocene (approx. 6-8 million years ago). An excellent rare collector's tooth. Authenticity guaranteed. A difficult tooth to source.

N103        SIZE: 2"

Note - Adding 17 Netherlands Carcharomodus escheri teeth in July 2023.  Link to Netherlands Escheri teeth

A rare Top Quality Carcharomodus escheri, a "serrated Mako" shark tooth - upper jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. The Carcharomodus escheri  was named as a new genus in 2015 based upon a crenulated cutting edge ("wavy serrations"), slender & distally inclined crown, and side cusplets. This tooth has excellent color and preservation. Sharp cutting edge. The age is late Miocene (approx. 6-8 million years ago). An excellent rare collector's tooth. Authenticity guaranteed. A difficult tooth to source.

N006        SIZE: 1-11/16"

Note - Adding 17 Netherlands Carcharomodus escheri teeth in July 2023.  Link to Netherlands Escheri teeth