Eric Walker added Marching One by One, Trilobites Traversed the Seafloor - The New York Times to Trilobites

Eric Walker added Trilobite Fossils Show Conga Line Frozen for 480 Million Years - The New York Times to Trilobites

Eric Walker added Trilobites: Variations on a Theme - The New York Times to Trilobites

Eric Walker added When Trilobites Ruled the World - The New York Times to Trilobites

Eric Walker added Biomechanical analyses of Cambrian euarthropod limbs reveal their effectiveness in mastication and durophagy to Trilobites

Eric Walker added They Put the Bite in Trilobite - The New York Times to a number of topics

Eric Walker added Trilobite - Wikipedia to Trilobites

Eric Walker added Dorypygidae to Corynexochida, and added Corynexochida to Trilobites

Eric Walker added Redlichiidae to Redlichiida, and added Redlichiida to Trilobites

Eric Walker added Redlichiida and Corynexochida and a number of links to Trilobites, and added Trilobites to Trilobitomorpha

Eric Walker added Trilobites to Trilobitomorpha, and added Trilobitomorpha to Artiopoda