burrus
From LSJ
διαπασῶν, διατεσσάρων, διαπέντε → through all, through four, through five (Pythagorean musical terms)
burrus: a, um πυρρός>, an old word, = rufus, rubens,
I red, Paul. ex Fest. p. 31 Müll.; cf. id. p. 36.—Collat. form byrrus, a, um, Prob. ad Juv. 3, 283.