One of the mysteries of the English language finally explained.
In certain mites (especially oribatids and trombiculids): either of a pair of pits in the integument, each serving as the socket of a sensillum (pseudostigmatic organ).
Late 19th century. From pseudo- + stigma. So called on account of the resemblance to a spiracle.
In this article we explore how to impress employers with a spot-on CV.