1. Akera bullata. Swimming parasol consists of foot and parapodial lobes, with no visible structural divisions. Largest specimens have difficulty swimming. In soakaway pond of marine aquarium, Oban, Scotland. April 2010.
2. Akera bullata. Swimming parasol consists of foot and parapodial lobes, with no visible structural divisions. Largest specimens have difficulty swimming. In soakaway pond of marine aquarium, Oban, Scotland. April 2010.

Akera bullata. Swimming parasol consists of foot and parapodial lobes, with no visible structural divisions. Largest specimens have difficulty swimming. In soakaway pond of marine aquarium, Oban, Scotland. April 2010.