Stegosauria
unranked clade · (Marsh 1877) · accepted · extinct
73 descendant taxa · 315 fossil sites · 79 formations · 26 countries
Lived when
Jurassic – Paleogene
184.2–66 million years ago
Found where
26 countries
79 rock formations
Fossil record
315 sites
82 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Did you know
Facts from the record
- Its fossils span about 118 million years, from 184.2 to 66 million years ago.
- The youngest known fossil is around 66 million years old — that is roughly 220 times further back than the whole of human history.
- Stegosauria was named in 1877 ((Marsh 1877)) — 149 years ago.
- Fossils have been recorded in 26 countries and 79 named rock formations.
- 82 individual specimens are catalogued in museum collections.
- This group contains 73 named taxa, including 34 species.
Keep going
Where next
Data from the Paleobiology Database (CC BY 4.0).