Disparida

Cladus: Eukaryota
Supergroup: Unikonta
Cladus: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Echinodermata
Subphylum: Pelmatozoa
Classis: Crinoidea
Subclassis: †Disparida
Familiae: Alphacrinidae ...

References

* Guensburg, T.E. 2010: Alphacrinus new genus and origin of the disparid clade. Journal of paleontology, 84(6): 1209-1216. ISSN: 0022-3360 doi: 10.1666/10-030.1

links

* The Paleobiology Database