Ichthyosauria is an order of large extinct marine reptiles sometimes referred to as "ichthyosaurs", although the term is also used for wider clades in which the order resides.
Read more on WikipediaOccurrences by Geologic Period
Temporal Range
Geographic Distribution
Classification Summary
By Phylum
| Chordata | 675 |
By Class
| Reptilia | 675 |
By Environment
No data.