Inhalt
| Introduction | S. 1 – 8 |
| Writing biographically | S. 9 – 12 |
| Life and (a few) letters | S. 13 – 30 |
| The origin of Italy, geology, and patriotic museums | S. 31 – 36 |
| The origin of life | S. 37 – 50 |
| From Monera to Haeckel | S. 51 – 62 |
| Medical Protistology | S. 63 – 70 |
| The origin of vertebrate skulls | S. 71 – 86 |
| Research school | S. 87 – 94 |
| Conclusion: Actor in fleeting networks | S. 95 – 101 |
| Appendix 1: Maggi’s letters to Haeckel | S. 103 – 119 |
| Appendix 2: Maggi’s publications | S. 121 – 138 |
| Bibliography | S. 139 – 180 |
| Illustration credit | S. 181 |