Quaglia has an important nucleus in northwestern Italy, but it has small strains also in the Fasca of Verona, Padua and Rovigo, in Alto Udinese and in Campania, Quagliesi is almost unique, Quaglietti, very rare, it would seem originating in the area that includes the Piceno and the lower Umbria, Quaglioni is absolutely rare, Quagliotti could have a stump in Turin and one in Parma, could derive from place names such as Quaglietta (AV), Quagliuzzo (TO), Quail of Berzo (PR) or others, but may also descend from Nicknames linked in some way to the word quail, this name already appears from the late Middle Ages.
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