Camarodonta
Order of sea urchins
title: "Camarodonta" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["camarodonta", "echinoderm-orders"] description: "Order of sea urchins" topic_path: "general/camarodonta" source: "https://en.wikipedia.org/wiki/Camarodonta" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::summary Order of sea urchins ::
| image = Paracentrotus lividus profil.JPG | image_caption = Paracentrotus lividus | taxon = Camarodonta | authority = Jackson, 1912 | subdivision_ranks = Families | subdivision = See text
The Camarodonta are an order of globular sea urchins in the class Echinoidea. The fossil record shows that camarodonts have been in existence since the Lower Cretaceous.
Characteristics
All camarodonts have imperforate tubercles and compound ambulacral plates with the lowest elements enlarged. The pores are at regular intervals along the ambulacral plates from the apex to the mouth opening or peristome. The Aristotle's lantern, or jaw system, has keeled teeth with the supports meeting above the "foramen magnum".
Families
According to World Register of Marine Species:
- Infraorder Echinidea (Kroh & Smith, 2010)
- Family Echinidae (Gray, 1825)
- Superfamily Odontophora (Kroh & Smith, 2010)
- Family Echinometridae (Gray, 1855)
- Family Strongylocentrotidae (Gregory, 1900)
- Family Toxopneustidae (Troschel, 1872)
- Family Parechinidae (Mortensen, 1903b)
- Family Parasaleniidae (Mortensen, 1903b)
- Infraorder Temnopleuridea (Kroh & Smith, 2010)
- Family Temnopleuridae (A. Agassiz, 1872)
- Family Trigonocidaridae (Mortensen, 1903b)
Image:Echinus esculentus - Carantec.jpg|Echinus esculentus, Echinidae Image:Echinometra lucunter.jpg|Echinometra lucunter, Echinometridae Image:Urchinhand 300.jpg|Strongylocentrotus franciscanus, Strongylocentrotidae Image:Tripneustes ventricosus (West Indian Sea Egg) edit.jpg|Tripneustes ventricosus, Toxopneustidae Image:Paracentrotus lividus profil.JPG|Paracentrotus lividus, Parechinidae Image:Parasalenia poehlii.JPG|Parasalenia poehlii, Parasaleniidae Image:Microcyphus rousseaui.jpg |Microcyphus rousseaui, Temnopleuridae Image:Asterechinus elegans - journal.pone.0053590.g003-f.png|Asterechinus elegans, Trigonocidaridae
References
References
- [http://www.marinespecies.org/aphia.php?p=taxdetails&id=510518 Camarodonta] World Register of Marine Species. Retrieved 2011-08-27.
- [http://www.nhm.ac.uk/research-curation/research/projects/echinoid-directory/taxa/taxon.jsp?id=1279 The Echinoid Directory] The Natural History Museum. Retrieved 2011-08-27.
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