| Isocrinida Temporal range:
| |
|---|---|
| |
| Isocrinus nicoleti columnals; Middle Jurassic; Carmel Formation; Utah. | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Crinoidea |
| Subclass: | Articulata |
| Order: | Isocrinida |
Isocrinida is an order of sea lilies which contains four extant families.