Eric Walker added Olenoides - Wikipedia to Olenoides serratus and Olenoides

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

Eric Walker added They Put the Bite in Trilobite - The New York Times and Olenoides - Wikipedia to Olenoides serratus, and added Olenoides serratus to Olenoides

Eric Walker added Olenoides serratus and Olenoides - Wikipedia to Olenoides, and added Olenoides to Dorypygidae