polyzoarium

pol·y·zo·a·ry

P5468600 (pŏl′ē-zō′ə-rē) also pol·y·zo·ar·i·um (-zō-âr′ē-əm)n. pl. pol·y·zo·a·ries also pol·y·zo·ar·i·a (-âr′ē-ə) A bryozoan colony or its supporting skeletal structure.
[New Latin Polyzōa, former name of the phylum Bryozoa; see polyzoan + -arium.]

polyzoarium

(ˌpɒlɪzəʊˈɛərɪəm) n, pl -ia (-ɪə) (Zoology) a colony of bryozoan animals or its supporting skeletal framework ˌpolyzoˈarial adj