See you in Tucson!

Saint Petersburg Paleontological Laboratory welcomes you to visit us at the annual Arizona Mineral & Fossil Show. We are located in DAYS INN (Formerly Ramada LTD), Space #122, 124, 665 N. Freeway, Tucson, AZ. See you there!

Distribution of trilobites in Russia

Trilobites are Paleozoic fossil animals that appeared in the Cambrian period and died out in the Permian period. They lived in sea waters of normal salinity, leading a mobile nektonic or planktonic mode of life. The shell of trilobites consisted of individual plates connected by soft tissues. After the animal’s death, it disassembled easily. Because …

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Trilobites overview

Trilobites are fossil animals belonging to the class Trilobita, the phylum Arthropoda. Arthropods include such groups of modern-day animals as those belonging to the classes Insecta (insects), Scorpionamorfa (scorpions), Asamorpha (ticks), Agasinia (spiders) and others. Morphologically speaking, trilobites are most similar to the living horseshoe crabs (class Merostomata) and crustaceans (class Crustacea). Trilobites appeared on …

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Ammonites overview

Ammonites are extinct relatives of modern-day cephalopods such as squids and octopus. Their soft body parts were encased in a spiral-shaped shell. Ammonites take their name from the ancient Egyptian god Amun: their shells resembled the horns of the solar deity, who was depicted with the head of a ram. These creatures appeared on Earth …

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The Catalogue of Ordovician trilobites from Urals, Siberia and Middle Asia

New Noncommercial Project “Catalogue of Ordovician Trilobites from Urals, Siberia, and Middle Asia”   We would like to announce a new scientific project, fulfilled by St. Petersburg Paleontological Laboratory. Now the scientific team led by Dr. V. G. Klikushin works on the preparation of the “Catalogue of Ordovician trilobites from Urals, Siberia, and Middle Asia”. …

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Terrific Facts About Trilobites

For nearly 300 million years, these ancient mariners dotted our ocean floors—surviving, thriving, and fossilizing beneath the waves. Every single continent has yielded trilobite remains. The biggest species (Isotelus rex) was some 28 inches long, while the smallest measured less than a millimeter from end to end. Some sported defensive spines, while others had smooth, …

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See You in Tucson!

Every year Saint Petersburg Paleontological Library takes part in the annual Tucson Fossil & Gem Showcase. As usual, we bring our best selection of skeletons, trilobites, ammonites, meteorites to Arizona! We are located at DAYS INN (Formerly Ramada LTD), space #122, #124. Send us a letter if you want to arrange a personal appointment or …

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Reprint of the first publications about Russian Ordovician trilobites

Many of the trilobite species we know today were first discovered and described in the 19th century by enthusiasts such as E. Eichwald, F. Schmidt, A. Volborth, S. Kutorga, and C. Pander. The complete revision and systematic description of all the Ordovician (and Silurian) trilobites known at that time was done by German-Russian geologist and …

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