Megazostrodon fossil map
Where fossils of Megazostrodon have been found, shown on the Earth as it looked about 201 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 201 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 mammals |
|---|---|
| Lived | 201.4–192.9 million years ago (Hettangian to Sinemurian) |
| Periods | Jurassic |
| Family | Megazostrodontidae |
| Named by | Crompton and Jenkins 1968 |
| Fossil records | 2 occurrences at 2 locations (PBDB) |
| Found in | South Africa, Lesotho |
| Rock formations | Elliot |
About Megazostrodon
Megazostrodon is an extinct genus of basal mammaliaforms belonging to the order Morganucodonta. It is approximately 200 million years old. Two species are known: M. rudnerae from the Early Jurassic of Lesotho and South Africa, and M. chenali from the Late Triassic of France.
Text in “About” is quoted from the Wikipedia article Megazostrodon (revision 1372160669), licensed under CC BY-SA 4.0; introduction excerpted verbatim, formatting removed. Ages, family, authority and fossil records: Paleobiology Database, accessed 22 October 2026. Ages are those of the rock layers the fossils were found in.