Part 1 Exteaded Summaries The Precise Age of the Fezouata Lagerstiitte, Lower Ordovician, Morocco The Post-Extinction Anji Biota (Zhejiang, China) and a Wider Hirnantian Sponge Mega-Community Geographic Disparity of Graptolite Faunas During the Late Katian Biodiversification Event Melanosclerites: A Special Kind of Paleozoic Microfossil and New Discoveries in China Rusophycus carleyi on the Edge of the Siberian Platform Geochemical Evidence for Ordovician Oxygenation: Another Driver of the ‘Great Ordovician Biodiversification Event' Cephalopod Palaeobiogeography in Northeastern Peri-Gondwana During the Middle-Late Ordovician Early Evolution of Nautiloid Faunas Through the Cambrian-Ordovician Transition: A General Overview Geometric Morphometric Analysis of Protoconites from the Lower Cambrian Yanjiahe Formation, Yichang, Hubei, China Ecology, Biofacies, Biogeography and Systematics of Micromorphic Lingulate Brachiopods from the Ordovician (Darriwilian to Sandbian) of South-Central China A High-Performance Parallel CONOP Program Based on a Hybrid Strategy of Simulated Annealing and Genetic Algorithm Ecological Gradient of a Brachiopod Fauna from South China after the End-Ordovician Mass Extinction and Its Significance Integrated Conodont Biostratigraphy and Carbon Chemostratigraphy of the Upper Ordovician Shiyanhe Formation at the Sigang Section, Neixiang, Henan, Central China Keratose-like Sponges in Lower Paleozoic Successions and Their Implications for Paleoecology and Carbonate Sedimentology Part 2 Guides for Mid-and Post-Conference Field Trips Appendix: Conference Programme Authors Index