"A bit hard to see the gills are diamond-shaped section here, except for the hindmost gill โ which is clearly acutely pointed anteriorly (in contrast to Hypselodoris kanga, in which each gill is triangular in cross section and so flattened anteriorly)."
Comment from Richard Willan
A bit hard to see the gills are diamond-shaped section here, except for the hindmost gill โ which is clearly acutely pointed anteriorly (in contrast to Hypselodoris kanga, in which each gill is triangular in cross section and so flattened anteriorly).