Ophiacanthida is an order of
echinoderm
An echinoderm () is any member of the phylum Echinodermata (). The adults are recognisable by their (usually five-point) radial symmetry, and include starfish, brittle stars, sea urchins, sand dollars, and sea cucumbers, as well as the s ...
s belonging to the class
Ophiuroidea
Brittle stars, serpent stars, or ophiuroids (; ; referring to the serpent-like arms of the brittle star) are echinoderms in the class Ophiuroidea, closely related to starfish. They crawl across the sea floor using their flexible arms for locomot ...
.
Families:
* Ophiodermatina
Ljungman, 1867
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Ophiodermatidae
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Ophiomyxidae
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Ophiopezidae
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Ophiocomidae
Ophiocomidae are a family of brittle stars of the suborder Ophiurina.
Systematics and phylogeny
Ophiocomidae has been placed (along with Ophionereididae) to the superfamily Ophiocomidea and infraorder
Order ( la, ordo) is one of the eigh ...
* Ophiacanthina
O'Hara, Hugall, Thuy, Stöhr & Martynov, 2017
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Clarkcomidae
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Ophiacanthidae
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Ophiobyrsidae
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Ophiocamacidae
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Ophiopteridae
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Ophiotomidae
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Ophiojuridae
References
Ophiuroidea
Echinoderm orders
{{Ophiuroidea-stub