part Section A: Introduction and General Context -- chapter 1 Introduction to the Systematics of Species Rich Groups -- chapter 2 Taxonomy/Systematics in the Twenty-First Century -- chapter 3 Assembling the Tree of Life: Magnitude, Shortcuts and Pitfalls -- part Section B: Reconstructing and Using the Tree of Life -- chapter 4 Evolutionary History of Prokaryotes: Tree or No Tree? -- chapter 5 Supertree Methods for Building the Tree of Life: Divide-and-Conquer Approaches to Large Phylogenetic Problems -- chapter 6 Taxon Sampling versus Computational Complexity and Their Impact on Obtaining the Tree of Life -- chapter 7 Tools to Construct and Study Big Trees: A Mathematical Perspective -- chapter 8 The Analysis of Molecular Sequences in Large Data Sets: Where Should We Put Our Effort? -- chapter 9 Species-Level Phylogenetics of Large Genera: Prospects of Studying Coevolution and Polyploidy -- chapter 10 The Diversification of Flowering Plants through Time and Space: Key Innovations, Climate and Chance -- chapter 11 Skewed Distribution of Species Number in Grass Genera: Is It a Taxonomic Artefact? -- chapter 12 Reconstructing Animal Phylogeny in the Light of Evolutionary Developmental Biology -- part Section C: Taxonomy and Systematics of Species Rich Groups (Case Studies) -- chapter 13 Insect Biodiversity and Industrialising the Taxonomic Process: The Plant Bug Case Study (Insecta: Heteroptera: Miridae) -- chapter 14 Cichlid Fish Diversity and Speciation -- chapter 15 Fungal Diversity -- chapter 16 Matters of Scale: Dealing with One of the Largest Genera of Angiosperms -- chapter 17 Supersizing: Progress in Documenting and Understanding Grass Species Richness -- chapter 18 Collecting Strategies for Large and Taxonomically Challenging Taxa: Where Do We Go from Here, and How Often? -- chapter 19 Large and Species Rich Taxa: Diatoms, Geography and Taxonomy -- chapter 20 Systematics of the Species Rich Algae: Red Algal Classification, Phylogeny and Speciation -- chapter Index -- chapter Systematics Association Publications.