Three truths
- Timed
- Branched off about 580 million years ago · the last 14% of life's story
- Named
- ≈25,000 named living species · 1.5% of all named
- Weighed
- Part of All other animals (total minus the parts above) (≈0.13 Gt C), not measured separately.
Eukaryotes · animals
Roundworms
Living · roughly 25,000 described species
A full profile for this group has not been written yet. Its place in the tree and its dates are shown below.
Tiny roundworms, found almost everywhere, from soil to deep mines.
- Branched off
- About 580 million years ago (approximate)
- Parent lineage
- Moulting animals
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