Crinozoa
Crinozoa is a subphylum of mostly sessile echinoderms, of which the crinoids, or sea lilies and feather stars, are the only extant members.[1][2] Crinozoans have an extremely extensive fossil history, which may or may not extend into the Precambrian (provided the enigmatic Ediacaran Arkarua can be positively identified as an edrioasteroid).
| Crinozoa Temporal range: | |
|---|---|
 | |
| Crinoid on the reef of Batu Moncho Island, Indonesia | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Subphylum: | Crinozoa Matsumoto 1929 |
| Classes | |
| |
Classes within Crinozoa
The classes currently contained within Crinozoa include Crinoidea and the extinct Paracrinoidea (Cystoidea, Edrioasteroidea, and Rhombifera).[2]
See also
- List of echinoderm orders
- Blastoids, superficially similar-appearing echinoderms that belong to a different echinoderm subphylum.
References
- Newton, Alisa L.; Dennis, Michelle M. (2021-03-23), LaDouceur, Elise E.B. (ed.), "Echinodermata", Invertebrate Histology (1 ed.), Wiley, pp. 1–18, doi:10.1002/9781119507697.ch1, ISBN 978-1-119-50765-9, S2CID 261009894, retrieved 2023-08-04
- "WoRMS - World Register of Marine Species - Crinozoa". www.marinespecies.org. Retrieved 2023-09-16.
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