Maxillary tentacle: in female Pronuba: a specialized process of palpifer.
Maxillulae: a pair of appendages in Thysanurids, between mandibles and first maxillae.
Maxime: very much or very large.
Mealy: with a flour-like dusting: = farinose.
Mecaptera: = Mecoptera, q.v.
Meconium: the substance excreted by certain metabolic insects soon after their emergence from the chrysalis or pupa.
Mecoptera: long-winged: neuropterous insects with similar, large, unfolded wings; mouth mandibulate, prolonged into a beak: head free; thorax agglutinated; transformations complete: the scorpion flies or Panorpidae. Medi-: prefix, = middle.
Media: the fourth of the longitudinal veins extending from base through approximately the middle of the wing, not more than four branched, the branches numbered on margin from nearest apex, to 4 nearest anal angle: in Orthoptera; it is the median or externomedian: in Lepidoptera (Pack.), is cubitus (Comst.).
Mediad: toward the median plane or middle.
Mediafurca: a process extending internally from the meso-sternum, to which the muscles are attached.