Cygninae
subfamily · accepted · extant
30 descendant taxa · 78 fossil sites · 16 formations · 22 countries
Lived when
Paleogene – Quaternary
23.04–0 million years ago
Found where
22 countries
16 rock formations
Fossil record
78 sites
0 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Did you know
Facts from the record
- Its fossils span about 23 million years, from 23.04 to 0 million years ago.
- The youngest known fossil is around 0 million years old — that is roughly 0 times further back than the whole of human history.
- Fossils have been recorded in 22 countries and 16 named rock formations.
- This group contains 30 named taxa, including 19 species.
- This group is not extinct — living birds belong inside it.
Keep going
Where next
Data from the Paleobiology Database (CC BY 4.0).