| Neognathostomata Temporal range:
| |
|---|---|
| |
| Echinocyamus pusillus | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Echinoidea |
| Infraclass: | Irregularia |
| Superorder: | Neognathostomata Smith, 1981 |
| Orders | |
The Neognathostomata are a superorder of sea urchins.