Troodontidae
family · Gilmore 1924 · accepted · extinct
77 descendant taxa · 251 fossil sites · 58 formations · 17 countries
Lived when
Jurassic – Paleogene
168.2–61.66 million years ago
Found where
17 countries
58 rock formations
Fossil record
251 sites
64 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Did you know
Facts from the record
- Its fossils span about 107 million years, from 168.2 to 61.66 million years ago.
- The youngest known fossil is around 61.66 million years old — that is roughly 206 times further back than the whole of human history.
- Troodontidae was named in 1924 (Gilmore 1924) — 102 years ago.
- Fossils have been recorded in 17 countries and 58 named rock formations.
- 64 individual specimens are catalogued in museum collections.
- This group contains 77 named taxa, including 37 species.
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Where next
Data from the Paleobiology Database (CC BY 4.0).