Sørensen, C. G., Rauch, C., Pola, M. & Malaquias, M. A. E. (2020). Integrative taxonomy reveals a cryptic species of the nudibranch genus Polycera (Polyceridae) in European waters. Journal of the Marine Biological Association of the United Kingdom 100(4): 543-552. doi:10.1017/S0025315420000612 に掲載されているウミウシ