Search results for: 'gem age guid'

A LARGE, TOP QUALITY Gerastos granulosus trilobite from Morocco. Exceptional completeness and preservation. Gerastos was a blind trilobite. A Middle Devonian (380 mya) trilobite from the Djebel Issoumour area , Atlas Mts., Morocco. Top quality specimen. Authenticity guaranteed.

XM15         Size: 1-1/16"

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

A LARGE, TOP QUALITY Gerastos granulosus trilobite from Morocco. Exceptional completeness and preservation. Gerastos was a blind trilobite. A Middle Devonian (380 mya) trilobite from the Djebel Issoumour area , Atlas Mts., Morocco. Top quality specimen. Authenticity guaranteed.

XM16         Size: 1-1/16"

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

An exceptional Elrathia kingi trilobite (Family Alokistocaridae). Excellent preservation. A TOP QUALITY specimen from the Wheeler Shale Fm., House Range, Millard Co., Utah. A Cambrian trilobite (505 mya). No repair or restoration. Authenticity guaranteed.

X119        Size: 1-7/16"

Note - Adding 6 US trilobites in December 2019.  ->  Link to US Trilobites.

A gorgeous, very rare early Cretaceous Crioceras loryi ammonite specimen from Drome, France. A rare uncoiled, spiny Ammonite. This is a Lower Cretaceous ammonite (Lower Hauterivian) - 135 MYA.  Authenticity guaranteed.  

FR303    Size: 2-7/8"

A gorgeous, very rare early Cretaceous Crioceras ammonite specimen from France.    

FR306    Size: 2-1/8"

A LARGE pyrite replaced Paraspirifer bownockeri brachiopod. Both valves present  -a complete specimen. More than 1-1/4" thick and heavy! This is a Devonian (395 mya) brachiopod from the Silica Shale Fm., Sylvania, Ohio. A gorgeous display piece!

Y001          SIZE: 1-7/8"

An EXTRA LARGE pyrite replaced Paraspirifer bownockeri brachiopod from the Silica Shale Fm., Sylvania, Ohio. Both valves present  - complete specimen and matrix free. More than 1-1/4"+ thick and heavy! This is a Devonian (395 mya) brachiopod. The big Silica Fm. brachiopod. A fantastic display specimen!

Y001 BoP2         SIZE: 2-1/16"  (largest)

An excellent Neoasaphus cornutus trilobite from the Saint Petersburg region, Russia. An Ordovician (470 mya) trilobite. Very good quality and preservation! No repair or restoration. Authenticity guaranteed. 

XR148        Size: 2-1/8"

Link ot Russian trilobites.

An EXTRA LARGE, pyrite replaced Paraspirifer bownockeri brachiopod from the Silica Shale Fm., Sylvania, Ohio. Brachiopods are bivalve molluscs, and this is a big one. Both valves present  - complete specimen and matrix free. Note -  1-1/8" thick and heavy! This is a Devonian (395 mya) brachiopod. The big Silica Fm. brachiopod. Authenticity guaranteed. A fantastic display specimen!

Y005        SIZE: 1-7/8"  (1-1/8" Thick)

An EXTRA LARGE, pyrite replaced Paraspirifer bownockeri brachiopod from the Silica Shale Fm., Sylvania, Ohio. Brachiopods are bivalve molluscs, and this is a big one. Both valves present  - complete specimen and matrix free. Note -  1-1/8" thick and heavy! This is a Devonian (395 mya) brachiopod. The big Silica Fm. brachiopod. Authenticity guaranteed. A fantastic display specimen!

Y004        SIZE: 1-3/4"  (1-1/8" Thick)

An EXTRA LARGE, pyrite replaced Paraspirifer bownockeri brachiopod from the Silica Shale Fm., Sylvania, Ohio. Brachiopods are bivalve molluscs, and this is a big one. Both valves present  - complete specimen and matrix free. Note -  1-1/2" thick and heavy! This is a Devonian (395 mya) brachiopod. The big Silica Fm. brachiopod. Authenticity guaranteed. A fantastic display specimen!

Y003        SIZE: 2-1/8"  (1-1/2" Thick!)

An EXTRA LARGE, pyrite replaced Paraspirifer bownockeri brachiopod from the Silica Shale Fm., Sylvania, Ohio. Brachiopods are bivalve molluscs, and this is a big one. Both valves present  - complete specimen and matrix free. Note -  1-1/4" thick and heavy! This is a Devonian (395 mya) brachiopod. The big Silica Fm. brachiopod. Authenticity guaranteed. A fantastic display specimen!

Y002        SIZE: 2"  (1-1/4" Thick)