The superorder Peracarida is a large group of malacostracan crustaceans, having members in marine, freshwater, and terrestrial habitats. They are chiefly defined by the presence of a marsupium, formed from thin flattened plates (oostegites) borne on the basalmost segments of the legs.
Read more on WikipediaOccurrences by Geologic Period
Temporal Range
Geographic Distribution
Classification Summary
By Phylum
| Arthropoda | 278 |
By Class
| Malacostraca | 278 |
By Environment
No data.