Tēs-tā'ce-ā or Tes-tā'ceans, n. pl.
(-she-), Tes-tā'ceans, n. pl. [Lat. testaceum, a shelled animal, from testaceus, Fr. testacé.] (Zoöl.) Marine animals covered with shells, especially mollusks; shell-fish.
(-she-), Tes-tā'ceans, n. pl. [Lat. testaceum, a shelled animal, from testaceus, Fr. testacé.] (Zoöl.) Marine animals covered with shells, especially mollusks; shell-fish.