Mediproboscis: the middle third of the flexed proboscis of muscid flies.
Medi-thorax: =mesothorax; q.v.
Medius: middle.
Mega- Megalo-: large.
Melanic: with a blackish suffusion.
Melanism: an abnormal or unusual darkening: a suffusion with blackish.
Mellifera: honey-makers: applied to bees as a whole.
Melliferous: honey-producing, or producers of honey.
Mellisugous: honey-sucking: a feeder on honey.
Member: any one of the external appendages.