Venus flower basket or Ve·nus' flower basket 
(vēnəs, vēnə-sĭz) also Ve·nus's flower basket (-nə-sĭz)
(vēnəs, vēnə-sĭz) also Ve·nus's flower basket (-nə-sĭz)n.
Any of several sponges of the genus Euplectella, living in deep marine waters of the Indian and western Pacific Oceans and having a cylindrical skeleton of glassy intricate latticework.