← All lineages
mixed diet
Piatnitzkysauridae
Unknown range
Meet the giants
4 genera, ordered oldest to newest — the evolutionary line, not the alphabet.
| Genus | Period | Max weight | Height | Diet | Region |
|---|---|---|---|---|---|
| PiatnitzkysaurusPiatnitzkysauridae | 182.9–180.4 MYA | Unknown | Unknown | Unknown | South America |
| CondorraptorPiatnitzkysauridae | 180.4–168.6 MYA | Unknown | Unknown | Unknown | South America |
| XuanhanosaurusPiatnitzkysauridae | 170.9–168.2 MYA | Unknown | Unknown | Unknown | Asia |
| MarshosaurusPiatnitzkysauridae | 154.8–143.1 MYA | Unknown | Unknown | Unknown | North America |
Weight and height are best estimates from published research, not exact measurements — sauropod mass in particular varies by method and specimen. Most genera below are newly classified and still awaiting full measurements.