A genus of marine mollusks associated with the order Tectibranchiata the sea hare Some of the species when disturbed dispose off a deep purple alcohol which colors the water for some distance See Illust in Appendix
- type genus of household Aplysiidae
- A genus of marine mollusks of order Tectibranchiata; the sea hare. Some of the types whenever disturbed get rid of a deep purple liquor, which designs water for some length. See Illust. in Appendix.
But in Aplysia the mantle is reflected over the edge of the shell, and grows over its upper surface so as to completely enclose it, excepting at the small central area s where the naked shell is exposed.