Alcoidae
superfamily · Stejneger 1885 · accepted · extant
89 descendant taxa · 545 fossil sites · 37 formations · 28 countries
Lived when
Paleogene – Quaternary
56–0 million years ago
Found where
28 countries
37 rock formations
Fossil record
545 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).