Search results for: 'current dure date 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

Z143         SIZE: 5-1/2"  x  4"

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"

Orodus sp.; an Extinct Hybodont shark

Z098           SIZE: 9/16"

Orodus sp.; an Extinct Hybodont shark; complete specimen. An extraordinary collector's tooth!

Z099            SIZE: 5/16"

Peripristis semicircularis ; an  Extinct Petalodont shark

A very rare, well preserved tooth. Beautifully articulated. An exceptional collector's piece from an old collection!  The best available!  

Age: Pennsylvanian (300 mya) ; Stanton Fm. (Missourian)

Location: Louisville, Cass Co., Nebraska

Z148          SIZE: 3/4"

Peripristis sp.; an  Extinct Petalodont shark

A very rare tooth. Beautifully articulated. Essentially complete. Anextraordinary collector's tooth! New Kansas location.

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

Location: Lenexa, Johnson Co., Kansas

Z117            SIZE: 5/8"

Petalodus alleghaniensis; an  Extinct Petalodont shark

A LARGE tooth. Beautifully articulated and preserved.  An exceptional collector's piece from an old collection!  The best available!

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

Location: Crescent, Pottawattamie Co., Iowa        On HOLD

Z134             SIZE: 1-3/8" x  1-3/8" W

Petalodus alleghaniensis; an  Extinct Petalodont shark

A nice Posterior tooth. Beautifully articulated. Matrix free. An excellent collector's piece from an old collection!  

Age: Pennsylvanian (300 mya) ; Stanton Fm. (Missourian)

Location: Louisville, Cass Co., Nebraska

Z138            SIZE: 3/4" x  15/16" W

Petalodus sp.; an  Extinct Petalodont shark

A new born juvenile tooth. Beautifully articulated. Essentially complete. A rare collector's tooth.   

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

Location: Lenexa, Johnson Co., Kansas

Z103             SIZE: 3/16" x  1/4" W