Spheroolithus
genus · Zhao 1979 · accepted · extinct
8 descendant taxa · 38 fossil sites · 20 formations · 8 countries
Lived when
Cretaceous – Paleogene
121.4–66 million years ago
Found where
8 countries
20 rock formations
Fossil record
38 sites
0 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Keep going
Where next
Data from the Paleobiology Database (CC BY 4.0).