Definitions for "Malleus"
The outermost of the three small auditory bones, ossicles; the hammer. It is attached to the tympanic membrane by a long process, the handle or manubrium. See Illust. of Far.
A genus of bivalve shells; the hammer shell.
The first bone of the ossicular chain which is attached to the ear drum and to the incus. It is the largest one in the ossicular chain.
Keywords:  rotifera, mastax, lateral, hard, pieces
One of the hard lateral pieces of the mastax of Rotifera. See Mastax.