Chakisaurus fossil map
Where fossils of Chakisaurus have been found, shown on the Earth as it looked about 115 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 115 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 | Iguanodonts & duck-bills |
|---|---|
| Lived | 110.1–106.3 million years ago (Albian) |
| Periods | Cretaceous |
| Named by | Nogueira et al. 2024 |
| Fossil records | 1 occurrences at 1 locations (PBDB) |
| Found in | Argentina |
| Rock formations | Huincul |
About Chakisaurus
Chakisaurus (meaning "elder guanaco lizard") is an extinct genus of elasmarian ornithopod dinosaur from the Early Cretaceous Huincul Formation of Argentina. The genus contains a single species, C. nekul, known from multiple partial skeletons belonging to individuals of different ages. Chakisaurus represents the first ornithischian species to be named from the Huincul Formation.
Text in “About” is quoted from the Wikipedia article Chakisaurus (revision 1372297397), 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: Q124813502.