Brittle stars, or ophiuroids, are echinoderms in the class Ophiuroidea, closely related to starfish. They crawl across the sea floor using their fl...

Genuine, museum-quality, Ophiuroidea Brittle Star Fossil. Ophiura ophiura or the serpent star is a species of brittle star in the order Ophiurida. ...

Two Orthoceras fossils found in a sea-bed matrix. Orthoceras ("straight horn") had a slender, elongated shell, with the middle of the body chamber...

A stunning heart shaped dish made out of polished rock containing 400 million year old fossils of Goniatites.These fossils are mined in the Atlas ...

  A small, clustered tower of Orthoceras fossils in sea-bed matrix. 250 to 750 million years ago, the orthoceras mollusk lived in abundance during ...

  A small, clustered tower of Orthoceras fossils in sea-bed matrix. 250 to 750 million years ago, the orthoceras mollusk lived in abundance during ...

  A small, clustered tower of Orthoceras fossils in sea-bed matrix. 250 to 750 million years ago, the orthoceras mollusk lived in abundance during ...

A small, clustered tower of Orthoceras fossils in sea-bed matrix. 250 to 750 million years ago, the orthoceras mollusk lived in abundance during t...

Megalodon was an prehistoric shark from the Miocene & Pliocene Periods that may have been 40 feet (12m) long or more. (There are a few scienti...

Brittle stars or ophiuroids are echinoderms in the class Ophiuroidea closely related to starfish. They crawl across the sea floor using their flexi...

A stunning roundl shaped flat plate made out of polished Ammonite and Orthoceras. This plate perfect as a gift that would compliment any dining or...

A stunning flat plate made out of polished Ammonite and Orthoceras. This plate perfect as a gift that would compliment any dining or living room. ...

Mosasaurs are an extinct group of large marine reptiles. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meus...

Rare large 4 inch spiny Drotops Armatus Trilobite from Laatchana, Morocco with spectacular preparation. The trilobite is well preserved with lots o...

Hell Creek Formation - South Dakota, Usa This Item Has Already Been Purchased By A Collector