Order : Nudibranchia
Sous ordre : Dexiarchia
Super famille : Fionoidea
Famille : Fionidae
Papua new Guinea, Philippines, Japon and may be Madagascar
Maximal size : 12 mm
Species characteristics :
Cerata narrow in their basal two thirds, expanded into a bulbous subapical portion
The elongate body is translucent with opaque white spots.
The oral tentacles and the smooth rhinophores are translucent.
The digestive glands in the translucent cerata are cream, with a dark red spot at the tip, just below the greyish cnidosacs at the apices of the cerata.