Janet Moore is former Director of Studies in Biological Sciences at New Hall, Cambridge where she is now an Emeritus Fellow. Her research career has focused on land and freshwater nemertines.

• Preface; Acknowledgements; Illustration acknowledgements; 1. The process of evolution: natural selection; 2. The pattern of evolution: methods of investigation; 3. Porifera; 4. Cnidaria; 5. On being a worm; 6. Platyhelminthes; 7. Nemertea; 8. Nematoda; 9. Annelida; 10. Mollusca: general and Gastropoda; 11. Mollusca: Bivalvia and Cephalopoda; 12. Arthropoda: general; 13. Crustacea; 14. Chelicerata and Myriapoda; 15. Insecta; 16. Animals with lophophores; 17. Echinodermata; 18. Invertebrate Chordata and Hemichordata; 19. Development; 20. Invertebrate evolutionary history; Further reading and references; Glossary; Index.

'Anyone who is concerned about biological diversity and the current extinction crisis realizes that we desperately need to train more people in invertebrate biology … I strongly recommend this book to all undergraduates who are interested in biology: it provides a lucid, yet comprehensive, introduction to a significant proportion of the diversity of life on Earth.' Trends in Parasitology

Janet Moore is former Director of Studies in Biological Sciences at New Hall, Cambridge where she is now an Emeritus Fellow. Her research career has focused on land and freshwater nemertines.

• Preface; Acknowledgements; Illustration acknowledgements; 1. The process of evolution: natural selection; 2. The pattern of evolution: methods of investigation; 3. Porifera; 4. Cnidaria; 5. On being a worm; 6. Platyhelminthes; 7. Nemertea; 8. Nematoda; 9. Annelida; 10. Mollusca: general and Gastropoda; 11. Mollusca: Bivalvia and Cephalopoda; 12. Arthropoda: general; 13. Crustacea; 14. Chelicerata and Myriapoda; 15. Insecta; 16. Animals with lophophores; 17. Echinodermata; 18. Invertebrate Chordata and Hemichordata; 19. Development; 20. Invertebrate evolutionary history; Further reading and references; Glossary; Index.

'Anyone who is concerned about biological diversity and the current extinction crisis realizes that we desperately need to train more people in invertebrate biology … I strongly recommend this book to all undergraduates who are interested in biology: it provides a lucid, yet comprehensive, introduction to a significant proportion of the diversity of life on Earth.' Trends in Parasitology

Janet Moore is former Director of Studies in Biological Sciences at New Hall, Cambridge where she is now an Emeritus Fellow. Her research career has focused on land and freshwater nemertines.

• Preface; Acknowledgements; Illustration acknowledgements; 1. The process of evolution: natural selection; 2. The pattern of evolution: methods of investigation; 3. Porifera; 4. Cnidaria; 5. On being a worm; 6. Platyhelminthes; 7. Nemertea; 8. Nematoda; 9. Annelida; 10. Mollusca: general and Gastropoda; 11. Mollusca: Bivalvia and Cephalopoda; 12. Arthropoda: general; 13. Crustacea; 14. Chelicerata and Myriapoda; 15. Insecta; 16. Animals with lophophores; 17. Echinodermata; 18. Invertebrate Chordata and Hemichordata; 19. Development; 20. Invertebrate evolutionary history; Further reading and references; Glossary; Index.

'Anyone who is concerned about biological diversity and the current extinction crisis realizes that we desperately need to train more people in invertebrate biology … I strongly recommend this book to all undergraduates who are interested in biology: it provides a lucid, yet comprehensive, introduction to a significant proportion of the diversity of life on Earth.' Trends in Parasitology