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FossilEra

@fossilera / fossilera.tumblr.com

FossilEra sells authentic, high quality fossils, unique mineral specimens and captivating crystals from around the world.
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This is a nicely preserved, 5.1" long Cockerellites (Priscacara) liops fish from the famous 18 inch layer of the Green River Formation. It was collected from Lindgren Quarry near Kemmerer, Wyoming.

50 million years ago, in the Eocene, these fish thrived in Fossil Lake, which was fed by Uinta and Rocky Mountain highlands. The anoxic conditions at the bottom of Fossil Lake slowed bacterial decomposition, prevented scavengers from disturbing corpses, and most interestingly, suffocated creatures that ventured into the oxygen-starved aquatic layer. The result is a miraculous exhibition of Eocene biota in a subtropical aquatic community within sycamore forests teeming with creatures such as freshwater stingrays, dog-sized horses, menacing alligators, early flying bats, and one of the first primates.

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This is an absolutely stunning, 14.6" wide ammonite (Placenticeras costatum) fossil preserved entirely in precious ammolite. It is in excellent condition with a tremendous amount of flash, very vivid colors and well pronounced ribbing. It comes from the lower layers of the Bearpaw shale at the Korite mine in Southwest Alberta. This layer produces the highest quality, ammolite gemstones.

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Xiphactinus was a huge, predatory fish that lived during the Late Cretaceous. It would have been a veracious predator, growing 15-20 feet long. When alive, the fish would have resembled a gargantuan, fanged tarpon. It appeared in the BBC's Sea Monsters and National Geographic's Sea Monsters: A Prehistoric Adventure as well as being labelled a "Prehistoric Terror" in River Monsters.

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Amazing, 19.5" Fossil Turtle (Eurysternum) - Solnhofen Limestone

This is an incredibly rare, complete fossil turtle (Eurysternum sp.) from the Upper Jurassic Solnhofen, Limestone of Germany. It measures 19.5" long and is nicely centered on a solid, 32 x 28" slab of limestone. It's preserved ventrally and is one of the best fossil turtles I've seen available from these quarries.

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This is an exceptional, 10.7" long fossil ray (Cyclobatis major) from the Nammoura Quarry near Hjoula, Lebanon. Rays are very rare at this quarry and this is one of the largest and best preserved examples of Cyclobatis that has been found there. It's located on a 13.5 x 9.1" slab of limestone. The discovery of amazingly preserved marine fossils near Hjoula, Lebanon dates back many centuries. In fact they were first mentioned in writing by Herodotus, over 450 years before the birth of Christ. The first scientific work on these localities began in the 1800's and these deposits have been meticulously quarried by several Lebanese families for over a century. We purchase our specimens directly from one of these families that have worked the quarries for generations. These deposits represent a warm, shallow sea and have yielded over 70 types of fish as well as numerous other genre found no where else in the world. The preservation on many of these specimens is truly amazing including including examples of soft bodied preservation.

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This is a really spectacular plate of three very 3D Platycrinites crinoids from the famous crinoid beds near Crawfordsville, Indiana. The entire piece of limestone measures 13.8 x 6.3" . There are three fantastically preserved crowns present, one with a long section of stem still attached. This piece was collected this past summer and prepared under microscope using air abrasives. It is believed that crinoids from the Ramp Creek Limestone were buried in sediment from nearby deltas during storms. The resulting siltstone deposits are soft enough that fossils can be extracted in exquisite, three-dimensional relief. Crinoids, sometimes commonly referred to as sea lilies, are animals, not plants. They are echinoderms related to starfish, sea urchins, and brittle stars. Many crinoid traits are like other members of their phylum. Such traits include tube feet, radial symmetry, a water vascular system, and appendages in multiples of five (pentameral). They first appeared in the Ordovician (488 million years ago) and some species are still alive today.

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This is a TOP QUALITY specimen (the best I've seen) of an rare Walliserops lindoei. It comes from the base of the El Otfal Formation near Issoumour, Morocco. This specimen is 2.2" long and the preparation was done by one of the by one of the top trilobite preparitors in the world, Hammi Ait H’ssaine who also discovered the bed this specimen came from. 

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This is a very aesthetic specimen of a rare Heliobatis radians stingray from the Green River Formation in Wyoming. These rays are one of the more rare fossils from the Green River Formation and are highly coveted by collectors for their beauty. This 13.5" specimen is gorgeously preserved and nicely centered on a 18.5x12.2" piece of rock. 

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This is a nicely preserved, very 3D, 1.6" long fossil pine cone from Germany. These cones are found within hard sandstone concretions which have a local name of "Steinhardt peas". Dozens of concretions must be found and split open to find these cones. They must then be carefully prepared to remove the hard sandstone from the fossil to expose all of the detail. They are Early Oligocene, Rupelian Stage in age, or approximately 30 million years old.

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This is a rare, 3.6" fossilized squid (indeterminate species) from the famous Lebonese lagerstätten with soft bodied preservation including tentacles and ink sac. It's Upper Cretaceous in age and comes from a quarry near Hakel, Lebanon. Both the positive and negative impression is included. 

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This is a very impressive and lustrous heteromorph ammonite fossil, quarried from the Volga River region of Russia. This specimen exhibits extensive opalescent mother-of-pearl along with diffuse pyritization. The ammonite itself is 9" tall, and including the rock which has been sculpted to create a free standing base it's 11.2" tall.

Most ammonites are homomorphs meaning that they retain their spiral shell shape throughout growth. Heteromorph (different shaped) ammonites developed during the late jurassic and have uncoiled shells. It's hard to imagine how this shape would have given them a evolutionary advantage as it would have hindered fast movement. 

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