Mastax - definition of Mastax by The Free Dictionary
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|n.||1.||(Zool.) 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.|
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive
A method based on the internal structure of hard parts of the mastax
(henceforward: trophi) has been recommended for ecological studies (De Smet, 1998; Obertegger et al., 2006); however, there are still some gaps and discrepancy in descriptions of trophy morphology for certain species.
Many rotifers males lack mastax
, or if present it is degenerated.
These analyses included the extraction of the mastax
in Rotifera and the dissection of the appendix in microcrustaceans.