Note to As You Like It, 3.5.47: "bugle eyeballs"

As You Like It,
Act 3, Scene 5, line 47.
bugle eyeballs: i.e., black beady eyes. —Bugles were black tubular beads much used to decorate clothes in Shakespeare's time. Bugles (now known as bugle beads) are still in use and available today.

Bugle Beads
Bugle Beads