Australonyx fossil map
Where fossils of Australonyx have been found, shown on the Earth as it looked about 0 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 0 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 | 0.4–0.0117 million years ago (Chibanian to Late Pleistocene) |
| Periods | Quaternary |
| Family | Megalonychidae |
| Named by | De Iuliis et al. 2009 |
| Fossil records | 2 occurrences at 1 locations (PBDB) |
| Found in | Brazil |
| Rock formations | txn:43596 |
About Australonyx
Australonyx is an extinct genus of ground sloths, endemic to South America during the Late Pleistocene. It was found in Brazil.
Text in “About” is quoted from the Wikipedia article Australonyx (revision 1339756502), 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: Q30326629.