The Collaborative International Dictionary of English v.0.48:

Euplectella \Eu`plec*tel"la\, n. [NL., fr. Gr. ? well plaited;
   e'y^ well + ? plaited.] (Zo["o]l.)
   A genus of elegant, glassy sponges, consisting of interwoven
   siliceous fibers, and growing in the form of a cornucopia; --
   called also Venus's flower-basket.
   [1913 Webster]