"This looks more like the back end of Phyllidia alyta than Phyllidia varicosa: the clean black lines and few specks in the margin are more like Phyllidia alyta. In Phyllidia varicosa there are perpendicular black lines leading off the outer longitudinal lines, mostly usually connected."
Comment from Nathalie Yonow
This looks more like the back end of Phyllidia alyta than Phyllidia varicosa: the clean black lines and few specks in the margin are more like Phyllidia alyta. In Phyllidia varicosa there are perpendicular black lines leading off the outer longitudinal lines, mostly usually connected.