Word Study
Mastax
CIDE DICTIONARY
Mastax, n. [NL., fr. Gr. mouth, jaws.].
The pharynx of a rotifer. It usually contains four horny pieces. The two central ones form the incus, against which the mallei, or lateral ones, work so as to crush the food. [1913 Webster]
For further exploring for "Mastax" in Webster Dictionary Online
