Search results for: 'low and order ice age as bad guid episode'

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 rare, GEM lower Eocene age Hexanchus agassizi lower jaw tooth from the Isle of Sheppey, Kent, UK.  Very well preserved - excellent condition.

UK011           SIZE: 3/8"

A rare, GEM lower Eocene age Hexanchus agassizi lower jaw tooth from the Isle of Sheppey, Kent, UK.  Very well preserved - excellent condition.   

UK012              SIZE: 5/16"

A very rare, upper Triassic age Lissodus minimus tooth from the Aust Cliff,So. Gloucestershire, UK.  Very well preserved - excellent condition. Base of crown exposed

UK035            SIZE: 1/8"

A GEM QUALITY, EXTRA LARGE exceptionally prepared, Belenopyge estevei  trilobite. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. Great natural dark brown shell with excellent luster. The dimpled eyes are well preserved. A Lower Devonian (Pragian - 395 mya - Ihandar Fm.) trilobite from the Djebel Mrakib, Atlas Mts., Morocco. Authenticity guaranteed. Museum Quality. One of the rarer species.

XM59         Size: 1-5/16"  (1-3/16" wide)

Note - Adding 16 new Moroccan Trilobites in May 2024.    -->    Link to Moroccan Trilobites

An Ultra Rare nicely prepared, Struveapis sp. trilobite. A new phacopid trilobite with diagnostic characteristics including schizochroal eyes with fewer facets, a broader cephalon, and a smoother exoskeleton. An excellent specimen with good detail and completeness. The preparation is German directed with all original colors and no restoration. Great natural black with good luster. Oneecompound eye is exceptionally preserved. A Middle Devonian (380 mya) trilobite from the Jorf area, Atlas Mts., Morocco. Authenticity guaranteed. A rare trilobite!

XM53         Size: 2-3/8"   (1-7/16" wide)

Note - Adding 6 new Trilobites in November 2022.    -->    Link to Moroccan Trilobites

The "Flying" Top Quality Crotalocephalina gibbus trilobite. A January Fossil of the Month. The preparation is German directed with all original colors and no restoration. Great natural greenish shell with an excellent patina. The specimen is fully exposed and very nicely displayed on a pedestal of the original matrix. A Middle Devonian (395 mya) trilobite from the Foum Zguid area, Atlas Mts., Morocco. Authenticity guaranteed. Museum Quality specimen. An incredible amount of preparation was required for this fantastic display piece.

XM49          Size: 2-1/2"

Note - Adding 11 new Trilobites in January 2021.    -->    Link to Moroccan Trilobites

A Top Quality Paralejurus rehamnanus trilobite from Morocco. The preparation is German with all original colors and no restoration. Great natural green shell with excellent luster. A Lower Devonian (395 mya) trilobite from Atchana, Atlas Mts., Morocco. An excellent collector's specimen! Authenticity guaranteed. Note - Specimen weighs 1.2 pounds and a supplemental international shipping charge will be applied.

XM24        Size: 2-1/2"  (1-1/8" wide)

Adding 31 quality Moroccan trilobites in April 2025.     Link to Moroccan trilobites.

A very rare, upper Triassic age Lissodus minimus tooth from the Aust Cliff,So. Gloucestershire, UK.  Very well preserved - excellent condition. Excellent profile of crown exposure.  

UK033            SIZE: 1/8"

 A very rare, GEM upper Triassic age Lissodus minimus tooth from the Aust Cliff, So. Gloucestershire, UK.  Very well preserved - excellent condition. Excellent top of crown exposure. 

UK031           SIZE: 1/8"

 A very rare, GEM upper Triassic age Lissodus minimus tooth from the Aust Cliff, So. Gloucestershire, UK.  Very well preserved - excellent condition. Excellent profile of crown exposure.  

UK032          SIZE: 1/8"