#order_Nudibranchia__Nudibranchia  comprising numerous marine gastropod mollusks lacking a shell in the adult state and usually having a body like a slug
  supertype:  animal_order  the order of animals
  member of:  subclass_Opisthobranchia
  member:  sea_slug__seaslug  any of various marine gastropods of the suborder Nudibranchia having a shell-less and often beautifully colored body
  member:  family_Aplysiidae__Aplysiidae__Tethyidae__family_Tethyidae  sea hares
     member:  genus_Aplysia__Aplysia__Tethys__genus_Tethus  type genus of the family Aplysiidae
        member:  sea_hare__seahare__Aplysia_punctata  naked marine gastropod having a soft body with reduced internal shell and two pairs of ear-like tentacles
  member:  genus_Hermissenda__Hermissenda  genus of marine sea slugs
     member:  Hermissenda_crassicornis  a kind of sea slug

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