Koilops fossil map
Where fossils of Koilops have been found, shown on the Earth as it looked about 360 million years ago and on today’s map.
Dots are fossil collections recorded in the Paleobiology Database. The “then” view moves today’s fossil sites back to their positions 360 million years ago (the time slice nearest the median age of the fossils) using the Merdith et al. (2021) plate model; positions are approximate. Open on the timeline map →

| Group | Early tetrapods & amphibians |
|---|---|
| Lived | 358.86–346.7 million years ago (Tournaisian) |
| Periods | Carboniferous |
| Named by | Clack et al. 2016 |
| Fossil records | 1 occurrences at 1 locations (PBDB) |
| Found in | United Kingdom |
| Rock formations | Ballagan |
About Koilops
Koilops is an extinct genus of four-limbed stem-tetrapod from the Mississippian (mid-Tournaisian) of Scotland. It contains a single species, Koilops herma, based on a mold of an 8.0 cm (3.1 in.)-long skull from the Ballagan Formation.
Text in “About” is quoted from the Wikipedia article Koilops (revision 1298493266), licensed under CC BY-SA 4.0; introduction excerpted verbatim, formatting removed. Ages, family, authority and fossil records: Paleobiology Database, accessed 23 October 2026. Ages are those of the rock layers the fossils were found in. Wikidata: Q113518031.