heliopora

from The Collaborative International Dictionary of English v.0.48

Heliopora \He`li*op"o*ra\, n. [NL., fr. Gr. ? the sun + ? a
   passage, pore.] (Zool.)
   An East Indian stony coral now known to belong to the
   Alcyonaria; -- called also {blue coral}.
   [1913 Webster]