| Photosynthesis and primary production were the monopoly of bacteria and algal protists that populated the world's shallow seas. |
| In most cases, some kind of agamic fusion of protists can be considered as its prerequisite. |
| The gut sections revealed not only bits of wood but also numerous protists and bacteria, including large spirochetes. |
| Vertebrate and invertebrate animals, land plants, and protists are all represented as fossils in the Solnhofen Limestone. |
| In most cases it was agamic fusions of protists that preceded the origin of sexual process. |
| Other unicellular organisms found include bacteria, cyanobacteria, dinoflagellates, and other protists. |
