Ophiura | |
---|---|
O. ophiura | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Echinodermata |
Class: | Ophiuroidea |
Order: | Ophiurida |
Family: | Ophiuridae |
Genus: | Ophiura Lamarck, 1801 |
Ophiura is a genus of echinoderms belonging to the family Ophiuridae. [1]
The genus has cosmopolitan distribution. [1]
Species: [1]
Astropecten is a genus of sea stars of the family Astropectinidae.
Eulimidae is a family of very small parasitic sea snails, marine gastropod mollusks in the superfamily Vanikoroidea.
Ceramaster is a genus of cushion stars in the family Goniasteridae. The species in this genus have no arms. They live in deeper waters than most sea stars.
Ophioderma is a genus of brittle stars in the family Ophiodermatidae.
Henricia is a large genus of slender-armed sea stars belonging to the family Echinasteridae. It contains about fifty species.
Cucumariidae is a family of sea cucumbers, marine animals with elongated bodies, leathery skins and tentacles that are found on the sea bed.
Luidia is a genus of starfish in the family Luidiidae in which it is the only genus. Species of the family have a cosmopolitan distribution.
Clypeaster, common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
The Brisingidae are a family of starfish found only in the deep sea. They inhabit both the Atlantic and Pacific Oceans at abyssal depths, and also occur in the Southern Ocean and around Antarctica at slightly shallower depths.
Ophiopsila is a genus of brittle star belonging to the family Ophiocomidae. Many species are bioluminescent.
Amphipholis squamata, common names brooding snake star and dwarf brittle star, is a species complex of brittle stars in the family Amphiuridae.
Ophiactis is a genus of brittle stars (Ophiuroidea).
Pteraster is a genus of sea stars in the family Pterasteridae.
Ophidiaster is a genus of echinoderms belonging to the family Ophidiasteridae.
Ophiarachnella is a genus of echinoderms belonging to the family Ophiodermatidae.
Ophionereis is a genus of echinoderms belonging to the family Ophionereididae.
Ophiomusa is a genus of echinoderms belonging to the family Ophiolepididae that includes: sea urchins, sand dollars and sea cucumbers. Ophiurida are similar to starfish; they both have a central disc and five arms sprouting from the disc. One of the main distinguishing factors of an Ophiuroid is its arms; the arms of an Ophiurida are longer, thinner, and distinctly separated in comparison to those of a sea star.
Macrophiothrix is a genus of brittle stars.