Mastigias ocellatus (Modeer, 1791)
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Family:  Mastigiidae ()
Max. size:  19 cm WD (male/unsexed)
Environment:  pelagic; marine
Distribution:  Indo-West Pacific.
Diagnosis:  10 up to 19 cm wide, exumbrella with nematocyst warts in polygonal pattern, and with 'eye spots', consisting of white circles with brown center and brown rim; gelatinous substance firm; about 12 rounded velar lappets in each octant; arm-disk with few filaments; mouth arms shorter than disk radius, broad, with large and firm lateral branches and with clubs and filaments, terminal appendage triangular in cross-section; 15 to 20 canal roots in each octant; perradial rhopalar canals bottle-shaped, without anastomoses.
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

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