Polysternon is a genus of turtles in the extinct family Bothremydidae. It was described by Portis in 1882, and contains the species P. provinciale, which existed during the Cretaceous of what is now France and a new species, P. isonae, from the Late Maastrichtian of Spain.
Read more on WikipediaOccurrences by Geologic Period
Temporal Range
Geographic Distribution
Classification Summary
By Phylum
| Chordata | 18 |
By Class
| Reptilia | 18 |
By Environment
No data.