What is "cursores"

Cursores \Cur*so"res\ (k?r-s?"rEz), n. pl. [L. cursor, pl. cursores, a runner.] (Zo["o]l.)

1. An order of running birds including the ostrich, emu, and allies; the Ratita[ae].

2. A group of running spiders; the wolf spiders.

Cursores is the plural of the Latin Cursor, 'runner', i.e. Messenger etcetera. There have been various corps of auxiliary officers in various institutions by that name.

At universities, the term has been used for the candidates for the license.