unicellular gland

Unicellular glands incorporated in other epithelial cells:

In certain genera (like Tectocoris, Psacasta, Odontoscelis, and Irochrotus), males possess special unicellular glands in the abdomen known as the androconia (singular: androconium).

Thousands of readers of this column should be cheered to learn that Mr. Webster, who can talk ootypes and unicellular glands, is just as baffled as they are about mehitabel.

While there, I looked up mehitabel, who should have been located just before Mehlis's gland ("one of the large unicellular glands surrounding the ootype of a flatworm and possibly playing a part in eggshell formation"), but wasn't.