Opaque tissue of cephalic shield (2) completely conceals eyes on adults, but eyes are visible on juveniles. Large pointed cephalic lobes overlapping each other (1). Kattegat, Denmark, June 2022. © J.K. Prehn.
Opaque tissue of cephalic shield (2) completely conceals eyes on adults, but eyes are visible on juveniles. Large pointed cephalic lobes overlapping each other (1). Kattegat, Denmark, June 2022. © J.K. Prehn.