Search results for: 'bear evolution paleozo à first revêtue'

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"

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

Age: Middle Mississippian (347 MYA); Salem Limestone Fm.

Location: Washington Co., Indiana

Z056      SIZE: 7/16"

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"

A Top Quality Petrodus barbotanus dermal denticle from the Paleozoic era in what is now Russia. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's denticle!

Age: Upper Carboniferous (310 MYA); Kasimov Fm.

Location: Achkasovo, Russia

R071       SIZE: 1/4"  wide (3/16" height)

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

A rare, Top Quality Symmorium lamnoides tooth from the Paleozoic era in what is now Russia. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth! 

Age: Upper Carboniferous (310 MYA); Kasimov Fm.

Location: Achkasovo, Russia

R161     SIZE: 1/2" height

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

A very rare Otodus obliquus tooth with light tan color. Upper jaw anterior tooth. No serrations. There are very few Otodus obliquus teeth are found in Kazakhstan. A great tooth for your evolution set from this location. Found in the Kzil-Orda region, W. Kazakhstan.

K551 BoP           SIZE: 1-1/2"

Chondrichthyes I - The is the Paleozoic Elasmobranchii reference book equivalent to Cappetta's book. This text is also a 2004 Reprint in very limited quantities. This is without a doubt the best and most comprehensive book published about the fossil sharks to date covering the Paleozoic era. Excellent text and fantastic illustrations of shark teeth. Hard bound with118 pages - heavy weight and glossy. Includes 116 figures. ** One book remains***  Note - an intenational shipping surcharge may be required for qualified free shipping orders.

BB01            Size: 8-1/2" x 11"

Lepidodendron, a Lycopod or "fern-like" tree.  Very ornate bark pattern. Exquisite detail and preservation. The shale matrix is a very nice color. This specimen comes from the coal bearing region of the Upper Silesia Basin, Czerwionka, Poland. They are approx. 315 MM years old.

X364            Size: 2" x 3-1/2"

Cochliodus sp.  ;  a very rare Extinct Bradydont shark. Nicely articulated. A large top quality specimen! New Kansas location.

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

Location: Lenexa, Johnson Co., Kansas

Z108             SIZE: 1/2"

Cochliodus sp.  ;  a very rare Extinct Bradydont shark. Nicely articulated. Matrix free - rare! A large top quality specimen! New Kansas location.

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

Location: Lenexa, Johnson Co., Kansas

Z109            SIZE: 5/8"

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

Z090          SIZE: 3/4"