Aeolidia papillosa
Elongate, thin, dark cerata, not flattened, with uniform diameter for most of length.
Length 28 mm, Mersey Estuary, England, September 2010.
Aeolidia papillosa
Elongate, thin, dark cerata, not flattened, with uniform diameter for most of length.
Length 28 mm, Mersey Estuary, England, September 2010.