Filii Ursi, quondam Coelestini papae nepotes, de bonis ecclesiae Romanae ditati,The partial prodigality of Nicholas III. is more conspicuous in Villani and Muratori. Yet the Ursini would disdain the nephews of a modern pope.
(Vit. Innocent. III. in Muratori, Script. tom. iii. P. i.)