Familia Mastigiidae (Stiasny, 1921)
Synonims: Medusa ocellata
Genus Mastigias (Agassiz, 1862):
- Mouth arms 3-winged, terminating in a naked, club-shaped extremity. With small club-shaped appendages and filaments between the mouths. Mouths located not only along the 3 edges of the mouth arms but also on their flat, expanded sides;
- 8 rhopalia;
- A central stomach gives rise to 8 rhopalar canals and numerous interrhopalar canals, all of which anastomose and connect with the ring canal;
- Exumbrellar sensory pits without furrows;
- With unitary subgenital cavity.
Mastigias ocellatus (Haeckel, 1880):
- Bell 100mm wide, can reach 190mm;
- Exumbrella with nematocyst warts in polygonal patterns;
- 96 marginal lappets;
- Arm disc with few filaments. 8 Mouth arms shorter than bell radius, broad with firm laterla branches. With club-shaped appendages and filaments;
- 120-160 radial canals. Rhopalar canals bottle shaped, without anastomoses;
- Colour of live specimens: reddish. Exumbrella with numerous white spots with brown centre and rim, resembling “eye spots”, plus other simple brown spots. Tips of terminal club blue.
reproductive strategies unknown.
Geographical and seasonal distribution:
South Pacific Ocean, in October. Pelagic species.