Hesperornithiformes
order · Fürbringer 1888 · accepted · extinct
46 descendant taxa · 123 fossil sites · 34 formations · 10 countries
Lived when
Cretaceous – Paleogene
143.1–66 million years ago
Found where
10 countries
34 rock formations
Fossil record
123 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 77 million years, from 143.1 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.
- Hesperornithiformes was named in 1888 (Fürbringer 1888) — 138 years ago.
- Fossils have been recorded in 10 countries and 34 named rock formations.
- This group contains 46 named taxa, including 29 species.
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Where next
Data from the Paleobiology Database (CC BY 4.0).