Echinoida
Echinoida is an order of sea urchins in the class Echinoidea. They are distinguished from other sea urchins by simultaneously possessing both an un-sculpted test and a feeding lantern with large plates fused across the top of each pyramid.
Echinoida | |
---|---|
Echinus melo | |
Scientific classification | |
Kingdom: | |
Phylum: | |
Class: | |
Subclass: | |
Superorder: | |
Order: | Echinoida Troschal, 1872 |
Families | |
(See Text) |
Taxonomy
Order Echinoida
- family Echinidae Gray, 1825
- family Echinometridae Gray, 1825
- family Parasaleniidae
- family Strongylocentrotidae Gregory, 1900
- Strongylocentrotus franciscanus (Strongylocentrotidae)
gollark: https://radio-ic.osmarks.net/bees.ogg
gollark: (coming 2021-2022™)
gollark: (I am doing research for osmarkscalculator™)
gollark: Apparently people unironically just represent functions as part of their Taylor seriessesesesessses for automatic differentiation sometimes.
gollark: Personally, I just perceive things by directly reading the state of all photons nearby directly from the universe's internal datastructures.
See also
- Colobocentrotus atratus - Shingle urchin
- Echinus acutus - White sea urchin
- Echinus esculentus - Common sea urchin
- Echinus tylodes
- Evechinus chloroticus - New Zealand sea urchin
- Heterocentrotus mammillatus - Red pencil urchin
- Heterocentrotus trigonarius - Slate pencil urchin
- Loxechinus albus - Chilean sea urchin
References
- Barnes, Robert D. (1982). Invertebrate Zoology. Philadelphia, PA: Holt-Saunders International. p. 981. ISBN 0-03-056747-5.
- National History Museum. "Echinoida". Retrieved 19 Dec 2009.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.