Dinophyta
| ALGAE – Dinophyta | Smithsonian Institution, National Museum of Natural History | |
| Botany Online – Dinophyta | University of Hamburg, Faculty of Biology | |
| Brief Summary about Dinophyta (including Images) | Curtis Clark, California State Polytechnic University, Pomona | |
| Diatoms and Dinoflagellates | University of Hawai, Manoa | |
| Introduction to the Dinoflagellata | University of California, Museum of Paleontology |