Data:
We think this could be an specimen of Cuthona granosa, despite the tips of the rhinophores and oral palps are not yellow. This could be an intraspecific variation, or a different species.
More pictures
Cuthona cf. granosa by Enric Madrenas
Cuthona cf. granosa by Enric Madrenas
Cuthona cf. granosa by Enric Madrenas
