malacostracological (malakos"trakolojikal)

[ pertaining to malacostracology. malacostracologist (mal-a-kos-tra-kol'ō-jist), n. [ gist or crust ace ologist. malacostracology (mal-a-kos-tra-kol'ō-ji), n. [ crustacean," Huxley, Anat. Invert., p. 323. malacotomic (mala-kō-tom'ik), a. [ omy. malacotomy (mal-a-kot'ō-mi), n. [ animals; the Mollusca in a broad sense, including malacozoic (mala-ko-zoik), Malacozoa mollusks proper, brachiopods, and polyzoans. + -ic.] Po e ing the common features of molluscan life. Malacozoic series, a phrase pro posed by Huxley in 1877 to include a gradation or series of forms represented by the Mala cos col ices of the same author and the Mollusca; it includes animals graded from the lowest Polyzoa to the highest mollusks.