Comet Star

Ophidiaster(from Ancient Greek ὄφις (óphis), meaning "snake", and ἀστήρ (astḗr), meaning "star") is a genus of sea stars belonging to the family Ophidiasteridae.
The genus has almost cosmopolitan distribution.
Species:

Ophidiaster agassizi Perrier, 1881
Ophidiaster alexandri Verrill, 1915
Ophidiaster arenatus (Lamarck, 1816)
Ophidiaster armatus Koehler, 1910
Ophidiaster attenuatus Perrier, 1869
Ophidiaster bayeri A.H.Clark, 1948
Ophidiaster bicolor (Lamarck, 1816)
Ophidiaster bullisi (Downey, 1970)
Ophidiaster chinensis Perrier, 1875
Ophidiaster colossus Mah, 2021
Ophidiaster confertus H.L.Clark, 1916
Ophidiaster cribrarius Lütken, 1871
Ophidiaster davidsoni de Loriol & Pellat, 1874
Ophidiaster duncani de Loriol, 1885
Ophidiaster granifer Lütken, 1871
Ophidiaster guildingi Gray, 1840
Ophidiaster helicostichus Sladen, 1889
Ophidiaster hemprichi Müller & Troschel, 1842
Ophidiaster kermadecensis Benham, 1911
Ophidiaster lorioli Fisher, 1906
Ophidiaster ludwigi deLoriol, 1900
Ophidiaster macknighti H.E.S.Clark, 1962
Ophidiaster multispinus Liao & A.M.Clark, 1996
Ophidiaster ophidianus (Lamarck, 1816)
Ophidiaster perplexus A.H.Clark, 1954
Ophidiaster perrieri de Loriol, 1885
Ophidiaster...