This fantastic species of sea slug, specifically a type of Bubble Snail, or Headshield sea slug, is known by many names. It's scientific name is Hydatina physis, and more commonly known as the Rose Petal Bubble Snail. It is also known as the Brown-lined Paperbubble, the Green-lined Paperbubble or the Striped Paperbubble, This species is found around the world from as far away as the Atlantic ocean.