| Chapter 1 | INTRODUCTION | Chapter 18 | Brown algae |
| Chapter 2 | Choanoflagellates | Chapter 19 | Oomycetes |
| Chapter 3 | Diplomonads | Chapter 20 | Xanthophytes |
| Chapter 4 | Parabasilids | Chapter 21 | Prymnesiophytes (Haptophytes) |
| Chapter 5 | Cellular Slime Molds | Chapter 22 | Dinoflagellates |
| Chapter 6 | Acellular Slime Molds | Chapter 23 | Apicomplexans |
| Chapter 7 | Amoebae: Rhizopods | Chapter 24 | Ciliates |
| Chapter 8 | Amoebae: Actinopods | Chapter 25 | Euglenids |
| Chapter 9 | Chlorarachniophytes | Chapter 26 | Kinetoplasts |
| Chapter 10 | Cryptomonads | Chapter 27 | Glaucophytes |
| Chapter 11 | Raphidophytes | Chapter 28 | Red algae |
| Chapter 12 | Silicoflagellates | Chapter 29 | Green Algae: Prasinophytes |
| Chapter 13 | Pedinellids | Chapter 30 | Green Algae: Siphonous Groups |
| Chapter 14 | Pelagomonads | Chapter 31 | Green Algae: Chlorophytes |
| Chapter 15 | Chrysophytes | Chapter 32 | Green Algae: Charophytes |
| Chapter 16 | Synurophytes | Chapter 33 | Protists and the Origin of GreenLand Plants |
| Chapter 17 | Diatoms | Chapter 34 | CREDITS |