A UT San Antonio-led international research team has identified chitin, the primary organic component of modern crab shells and insect exoskeletons, in trilobite fossils more than 500 million years old, […]
Trilobite
Posted inArctic / Antarctic / Alpine, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Extinction events, Fossils & Paleontology, Press Release
Mountain Building In Antarctica Linked To A Major Extinction Event 500 Million Years Ago
As life on Earth rapidly expanded a little over 500 million years ago during the “Cambrian explosion,” Earth had tectonic plates slowly crashing into each other, building mountains and starting […]
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Fossils & Paleontology, Gaia - Planetary Perspectives, Mapping, Geodesy, Cartography, Bathymetry, Press Release
Trilobite Fossils Help Draw A Map Of Early Earth
Ten newly discovered species of trilobites, hidden for 490 million years in a little-studied part of Thailand, could be the missing pieces in an intricate puzzle of ancient world geography.