Averostra
unranked clade · Paul 2002 · accepted · extant
8,125 descendant taxa · 20,816 fossil sites · 1,057 formations · 157 countries
Lived when
Triassic – Quaternary
237–0 million years ago
Found where
157 countries
1,057 rock formations
Fossil record
20,816 sites
917 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Did you know
Facts from the record
- Its fossils span about 237 million years, from 237 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.
- Averostra was named in 2002 (Paul 2002) — 24 years ago.
- Fossils have been recorded in 157 countries and 1,057 named rock formations.
- 917 individual specimens are catalogued in museum collections.
- This group contains 8,125 named taxa, including 4,553 species.
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Where next
Data from the Paleobiology Database (CC BY 4.0).