Platycrinitidae
Platycrinitidae are an extinct family of Paleozoic stalked crinoids.
These stationary upper-level epifaunal suspension feeders lived during the Devonian, Permian and the Carboniferous periods, from 416.0 to 259.0 Ma.Genera
- Camptocrinus
- Neoplatycrinus
- Platycrinites
- Pleurocrinus