Species
Icthyocrinus pyriformis (Phillips, 1839)
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Echinodermata | 
| Subphylum | Pelmatozoa | 
| Class | Crinoidea | 
| Superclass | Pentacrinoidea | 
| Infraclass | Inadunata | 
| Parvclass | Cladida | 
| Superorder | Flexibilia | 
| Order | Sagenocrinida | 
| Family | Icthyocrinidae | 
| Genus | Icthyocrinus | 
| Species | pyriformis |