Three truths
- Timed
- Branched off about 1.0 billion years ago · the last 24% of life's story
- Named
- ≈8,000 named living species · 0.5% of all named
- Weighed
- Not measured (no figure in Bar-On et al. 2018).
Eukaryotes · single-celled groups
Ciliates
Living · roughly 8,000 described species
A full profile for this group has not been written yet. Its place in the tree and its dates are shown below.
- Branched off
- About 1.0 billion years ago (approximate)
- Parent lineage
- Alveolates
Classification
Sources
- TimeTree: the timescale of life · TimeTree
- Open Tree of Life · Open Tree of Life
- Tree of Life Web Project · Tree of Life Web Project